https://padlet.com/damster/6y64ikxtsyx5 How many strategies can we come up with? en-us 2016-10-19 02:11:49 UTC 2025-11-03 11:02:29 UTC hello@padlet.com damster https://padlet.com/damster/6y64ikxtsyx5/wish/131675527 How many ways can you do it?]]> 2016-10-19 02:14:04 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131675527 https://padlet.com/damster/6y64ikxtsyx5/wish/131782134 I took the 9 and the 1 and made a 10 after I add 20+10 and that makes 30 then I put 10 with 30 and that makes 40

]]> 2016-10-19 13:50:33 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131782134 https://padlet.com/damster/6y64ikxtsyx5/wish/131782677 I take the one from the 21and I add the 1 with the19 so 20 +20=40]]> 2016-10-19 13:52:00 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131782677 https://padlet.com/damster/6y64ikxtsyx5/wish/131783054 I took the 1 and added it to the 19 that makes 20 so 20+20=40

]]> 2016-10-19 13:52:52 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131783054 https://padlet.com/damster/6y64ikxtsyx5/wish/131783403 Take the 1 from 21 add 20 to 19 then you get 39 add the 1 to that to get 40]]> 2016-10-19 13:53:42 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131783403 https://padlet.com/damster/6y64ikxtsyx5/wish/131784205 I made groups of five by making the 1 and the 9 and made ten then I broke it up and do the same thing with the 10 and the 20.  I ended up with eight groups of 5.

]]> 2016-10-19 13:55:30 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131784205 https://padlet.com/damster/6y64ikxtsyx5/wish/131784460 I put the one in the 21 to the 19 to make 20 so it's      20 and 20 then I counted by groups of 2s and I got to 40]]> 2016-10-19 13:56:06 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131784460 https://padlet.com/damster/6y64ikxtsyx5/wish/131784959 2016-10-19 13:57:13 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131784959 https://padlet.com/damster/6y64ikxtsyx5/wish/131785254   I started with 21 and I counted up by ones intill I got to 40.

]]> 2016-10-19 13:57:54 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131785254 https://padlet.com/damster/6y64ikxtsyx5/wish/131786399 40-21=19 I know because
I counted backwards with these blocks. ]]> 2016-10-19 14:00:34 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131786399 https://padlet.com/damster/6y64ikxtsyx5/wish/131786479 I took the nine and maid groups then there is one left so I added my one with the one on the twenty one then I counted the tens by two and it maid fourty.

]]> 2016-10-19 14:00:46 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131786479 https://padlet.com/damster/6y64ikxtsyx5/wish/131786583 I took two base ten blocks and split them into groups of three there were three blocks left so I made them into a group


]]> 2016-10-19 14:01:01 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131786583 https://padlet.com/damster/6y64ikxtsyx5/wish/131786674 I took 20 I added 1 then I took 9 units which would make 10 then I added 10 more units and that makes 40.]]> 2016-10-19 14:01:12 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131786674 https://padlet.com/damster/6y64ikxtsyx5/wish/131787225 I took 9 and 1 away I added them made 10 and put that and it made 20 and then I put 20+20=40.]]> 2016-10-19 14:02:31 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131787225 https://padlet.com/damster/6y64ikxtsyx5/wish/131787353 I took 21 and 19 and took the one from 21 and took the 9 from 19 and this is what I got : 9+1=10 so one ten and you already have two others,and the ten from 19 so just add the 10 and you get 40.]]> 2016-10-19 14:02:50 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131787353 https://padlet.com/damster/6y64ikxtsyx5/wish/131788548 2016-10-19 14:05:47 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131788548 https://padlet.com/damster/6y64ikxtsyx5/wish/131789219 Take one stick of tens and nine units and take another two tens and one units then put them all together.

]]> 2016-10-19 14:07:23 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131789219 https://padlet.com/damster/6y64ikxtsyx5/wish/131789655 I made group of tens and then added there was 40]]> 2016-10-19 14:08:22 UTC https://padlet.com/damster/6y64ikxtsyx5/wish/131789655