https://padlet.com/ad10ga/t0vfrj8kn9f Use mental math to calculate each answer. Explain your strategy. Start with 11 + 9 = ? and 18 - 8 ? Than 24 + 19 = ? & 100 - 38 = ? ... If you've finished try this harder one: 68 + 22= ? & 90 - 24 = ? en-us 2017-02-09 15:17:20 UTC 2017-02-09 15:58:25 UTC hello@padlet.com https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805343 11+9=20
I added ]]> 2017-02-09 15:28:53 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805343 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805421 11+9=20]]> 2017-02-09 15:29:04 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805421 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805434 11+9=20
I got my answer by adding the 1 from 11 and adding it to 9 which would make 10 so I added them together and got 20]]> 2017-02-09 15:29:07 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805434 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805482                                           ]]> 2017-02-09 15:29:13 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805482 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805488 =9+11]]> 2017-02-09 15:29:13 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805488 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805506 11+9=20 I know because I took the1 of of eleven and got ten and added 9 and got 19 and added1 and got 20]]> 2017-02-09 15:29:17 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805506 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805521 11+9=20 18-8=10 24+19=43 100-38=62 68+22=90 90-24=66]]> 2017-02-09 15:29:19 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805521 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805572 11]]> 2017-02-09 15:29:28 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805572 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805575 I]]> 2017-02-09 15:29:29 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805575 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805585 11+9]]> 2017-02-09 15:29:31 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805585 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805605 10+10+10+10=40

]]> 2017-02-09 15:29:34 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805605 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805625 80+70]]> 2017-02-09 15:29:37 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805625 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805666 11+9=20]]> 2017-02-09 15:29:41 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805666 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805698 2017-02-09 15:29:45 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805698 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805705 11+9=20 I got my awnser with mental math ]]> 2017-02-09 15:29:45 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805705 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805757 11 +9=20 I know this because I used my kn]]> 2017-02-09 15:29:53 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805757 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805860 I used my fingers to find the anse]]> 2017-02-09 15:30:06 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805860 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805864 10+22]]> 2017-02-09 15:30:07 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805864 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805911 90-24= ]]> 2017-02-09 15:30:14 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805911 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805974 2017-02-09 15:30:24 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152805974 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806033 18-8=10]]> 2017-02-09 15:30:34 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806033 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806057 11+9=20 
18-8=8
24+19=43

]]> 2017-02-09 15:30:38 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806057 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806131 11+9=20
I got my answer by using mental math]]> 2017-02-09 15:30:48 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806131 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806141 2017-02-09 15:30:49 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806141 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806211 18-8=10 
I know this because if I take the 8 from 18 it will be]]> 2017-02-09 15:30:59 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806211 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806297 I used mental math to be useful to help me at this question ]]> 2017-02-09 15:31:13 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806297 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806321 2017-02-09 15:31:17 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806321 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806474 8+8=16 I used my fingers to make this number]]> 2017-02-09 15:31:38 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806474 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806496 18-8=10]]> 2017-02-09 15:31:40 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806496 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806510 18-8=10]]> 2017-02-09 15:31:42 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806510 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806565 2017-02-09 15:31:49 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806565 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806568 23+19=43 metal math]]> 2017-02-09 15:31:50 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806568 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806583 18-8=10 I know because I used my fingers ]]> 2017-02-09 15:31:52 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806583 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806729 24+19=43]]> 2017-02-09 15:32:12 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806729 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806824 I got this answer by using mental math]]> 2017-02-09 15:32:22 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806824 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806844 100-38=62]]> 2017-02-09 15:32:25 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806844 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806847 24+19=43
I know this because I added the 20 from 24 and 10 from 19 to get 30, then I added the 4 and 9 to make 13 then I add them together to get 43.]]> 2017-02-09 15:32:25 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806847 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806849 11+9=20

]]> 2017-02-09 15:32:25 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806849 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806945 11+ 9 = 20]]> 2017-02-09 15:32:40 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152806945 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807012 18-8=10 I know 10+8=18 so 18-8 would equal 10]]> 2017-02-09 15:32:50 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807012 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807069 18-8=10 I know because I know that 10+8=18 so subtract 8from 18 it equals 10]]> 2017-02-09 15:32:57 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807069 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807191 18-8=10
We found this out by use I got or knowledge because it's a deflect number 18-8 it's right on

]]> 2017-02-09 15:33:15 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807191 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807241 2017-02-09 15:33:25 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807241 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807261 2017-02-09 15:33:29 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807261 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807271 11+9=20 because I know that 1+9=10 and 11+9 is the same thing but with an extra 1 and the 1in 10 is a 2]]> 2017-02-09 15:33:31 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807271 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807331 2017-02-09 15:33:39 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807331 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807337 24+19=43
I got this answer by using mental math]]> 2017-02-09 15:33:40 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807337 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807346 24+19=43 because I add up the 9 and the 4 then I put the one over top of. The 2 then I added up 3+1 thqen I got 43

]]> 2017-02-09 15:33:42 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807346 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807419 11+9=20 because if you add 9+1 you get 10 then I added the other 10 and it equaled 20]]> 2017-02-09 15:33:56 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807419 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807423 189 by Jessica ]]> 2017-02-09 15:33:56 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807423 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807501 I used paper to add those numbers to find the an]]> 2017-02-09 15:34:06 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807501 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807529 90-24=70]]> 2017-02-09 15:34:09 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807529 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807694 90-24=86= mentaL math ]]> 2017-02-09 15:34:37 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807694 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807706 24+19=43]]> 2017-02-09 15:34:39 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807706 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807782 18-8= 16 by Jessica "]]> 2017-02-09 15:34:51 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807782 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807797 1,000+1,000=2,000]]> 2017-02-09 15:34:53 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807797 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807801 2017-02-09 15:34:53 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152807801 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808035 24+19=43

]]> 2017-02-09 15:35:31 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808035 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808047 100-38=62
I know this because I rounded 38 to 40 and took 40 away from 100 to get 60 then I added the 2 for 48 to get 62]]> 2017-02-09 15:35:32 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808047 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808076 68+22=90]]> 2017-02-09 15:35:38 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808076 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808168 64+22=90]]> 2017-02-09 15:35:53 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808168 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808212 24 +19=43 I used my fingers again ]]> 2017-02-09 15:35:58 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808212 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808237 1m+1m=2m]]> 2017-02-09 15:36:03 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808237 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808326 I used my fingers and mental math for all of them11+9=20 18-8=10 24+19=43 100-38=62 68+22=90 90-24=66]]> 2017-02-09 15:36:16 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808326 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808330 100-38=62
we used our knowledge and worked together ]]> 2017-02-09 15:36:17 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808330 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808352 7+7=14]]> 2017-02-09 15:36:22 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808352 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808406 100-38=63]]> 2017-02-09 15:36:29 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808406 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808613 100-38=6]]> 2017-02-09 15:37:03 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808613 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808628 100-38=62 I know because if you take off the 8 from 38 you get30 30-100=70-8=62]]> 2017-02-09 15:37:05 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808628 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808659 2017-02-09 15:37:10 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808659 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808700 123+=124]]> 2017-02-09 15:37:19 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808700 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808803 I used my fingers ]]> 2017-02-09 15:37:34 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808803 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808826 68+22=90
I know this because I added the 8 from 68 and 2 from 22 to make 10, then I add the 60 and 20 to get 80 and then I add the 10 to the 80 to get 90.]]> 2017-02-09 15:37:38 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808826 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808854 100-38=62 I used background kn]]> 2017-02-09 15:37:42 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808854 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808885 68-22=42]]> 2017-02-09 15:37:47 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152808885 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809019 68+22=90 
90-24=66]]> 2017-02-09 15:38:13 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809019 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809047 100-38=62]]> 2017-02-09 15:38:17 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809047 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809084 100-38=63]]> 2017-02-09 15:38:25 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809084 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809111 18 - 8=10 because if you take the 8 out of 18 you get 10

]]> 2017-02-09 15:38:30 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809111 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809191 68+22=90. We figured it out byusing  mental math.

]]> 2017-02-09 15:38:41 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809191 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809207 H]]> 2017-02-09 15:38:43 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809207 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809315 2017-02-09 15:39:00 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809315 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809410 66]]> 2017-02-09 15:39:10 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809410 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809426 68+22=90 because if you +60+20=80 so that mean you have 8+2 left and that=10 and 80+10 =90]]> 2017-02-09 15:39:13 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809426 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809457 68+22=8]]> 2017-02-09 15:39:16 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809457 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809617 5+25=30]]> 2017-02-09 15:39:41 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809617 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809705 2017-02-09 15:39:54 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809705 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809714 18-8=10 because I know 10+8=18 so that means 8-18=10]]> 2017-02-09 15:39:55 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809714 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809715 68+22=90 background kn]]> 2017-02-09 15:39:56 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809715 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809905 1+1=2]]> 2017-02-09 15:40:30 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809905 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809909 90-24=66
I subtracted the 20 from 90 to get 70, then I took the 4 from 24 and subtracted it from 70 to get 66.]]> 2017-02-09 15:40:30 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152809909 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810028 24-19=43  20+10=30+9=39+4=43 that is how I found my answer]]> 2017-02-09 15:40:49 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810028 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810132 1]]> 2017-02-09 15:41:05 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810132 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810202 68+22 = 90]]> 2017-02-09 15:41:15 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810202 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810383 45+4=49]]> 2017-02-09 15:41:39 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810383 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810506 90-24=66
we found this out by counting with 10 and then 3 to finish it off we used our fingers and
 the tens to finish it off]]> 2017-02-09 15:41:56 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810506 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810785 2017-02-09 15:42:37 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810785 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810812 11+9=20
18-8=10
24+19=43
100-38=62
68+22=90
90-24=66
I used mental math and my fingers for all of them]]> 2017-02-09 15:42:41 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810812 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810832 90-24=66 
I got this answer by doing the math in my head]]> 2017-02-09 15:42:45 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810832 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810916 68+22=80 I know because 8+22=30 and add 60 it =90]]> 2017-02-09 15:42:58 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810916 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810937 90-24=66]]> 2017-02-09 15:43:02 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152810937 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811066 2017-02-09 15:43:21 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811066 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811070 90-24= 66 
I used mental math]]> 2017-02-09 15:43:21 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811070 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811238 90-24=66]]> 2017-02-09 15:43:48 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811238 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811953 24+19=43 I used mental math to solve the pr]]> 2017-02-09 15:45:49 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811953 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811988 9+10=-19]]> 2017-02-09 15:45:55 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811988 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811997 I answered alll my question with my background knowledge ]]> 2017-02-09 15:45:56 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152811997 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812245 And I also used some hand thingy ]]> 2017-02-09 15:46:35 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812245 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812398 90-24=66 I know because 20-90=70-4=66]]> 2017-02-09 15:47:03 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812398 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812428 1]]> 2017-02-09 15:47:09 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812428 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812528 100-38=62 I got the answer by solving ]]> 2017-02-09 15:47:28 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812528 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812760 100-38=62

]]> 2017-02-09 15:48:08 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152812760 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813002 100-38=62 I used mental math again to solve this problem ]]> 2017-02-09 15:48:49 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813002 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813049 11+9=20 I know this because I counted my fingers and I used mental math]]> 2017-02-09 15:48:58 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813049 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813468 2017-02-09 15:49:57 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813468 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813576 11+9=20
18-8=10
24+19=43
100-38=62
68+22=90
90-24=66
I used my hands, background knowledge and mental math ]]> 2017-02-09 15:50:15 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152813576 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152814602 18-8]]> 2017-02-09 15:52:45 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152814602 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152815449 I couldn't get answer the question (very last) so sad ]]> 2017-02-09 15:54:43 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152815449 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152815992 I know the answer ]]> 2017-02-09 15:56:10 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152815992 https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152816765 Nooooooooooo!!!]]> 2017-02-09 15:58:12 UTC https://padlet.com/ad10ga/t0vfrj8kn9f/wish/152816765