https://padlet.com/duongloan204/fhe1zplljc36v10u Cùng nhau hoàn thành tốt^^ en-us 2021-10-08 23:13:18 UTC 2025-03-18 14:47:09 UTC hello@padlet.com https://padlet.net/icons/png/1f970.png https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136041171 a. 2/7 + 5/14 x 7/10 = 2/7 + 5x7/7x2x5x2 = 2/7 + 1/4 = 8/28 + 7/28 = 15/28
b. 3/4 : 5/12 + 5/10 = 3/4 x 12/5 + 5/10 = 9/5 + 5/10 = 18/10 + 5/10 = 23/10
c. 6/5 - 1/10 : 1/2 = 6/5 - 1/10 x 2/1 = 6/5 - 1/5 = 5/5 = 1]]> 2022-04-08 08:51:08 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136041171 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136041244 Bài 1:
a)2/7+5/14x7/10
=2/7+5x7/14x10
=2/7+5x7/2x7x2x5
=2/7+1/4=8/28+7/28
=8+7/28
=15/28
b)3/4:5/12+5/10
=3/4x12/5+5/10
=3x12/4x5+5/10
=3x3x4/4x5+5/10
=9/5+5/10=18/10+5/10
=18+5/10
=23/10
c)6/5-1/10:1/2
=6/5-1/10x2/1
=6/5-1x2/10x1
=6/5-1x2/2x5x1
=6/5-1/5
=6-1/5
=5/5=1]]> 2022-04-08 08:51:13 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136041244 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136041622 a) 2/7 + 5/14 x 7/10 = 2/7 + 5x7/7x2x5x2 = 2/7 + 1/4 = 8/28 + 7/28 = 15/28
b. 3/4 : 5/12 + 5/10 = 3/4 x 12/5 + 5/10 = 9/5 + 5/10 = 18/10 + 5/10 = 23/10
c. 6/5 - 1/10 : 1/2 = 6/5 - 1/10 x 2/1 = 6/5 - 1/5 = 5/5 = 1]]> 2022-04-08 08:51:36 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136041622 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136042115 A)2/7+5/14x7/10=2/7+5x7/7x2x5x2=2/7+1/4=8/28+7/28=15/28
B)3/4:5/12+5/10=3/4x12/5+5/10=3x4x3/4x5+5/10=9/5+5/10=18/10+5/10=23/10
C)6/5-1/10:1/2=6/5-1/10x2/1=6/5-1x2/5x2x1=6/5-1/5=5/5=5:5/5:5=1/1]]> 2022-04-08 08:51:58 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136042115 qvanphuc https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136042298 Bài 1:
A) 2/7 + 5/14 x 7/10 = 2/7 + 5x7/7x2x5x2 = 2/7 + 1/4 = 8/28 + 7/28 = 15/28
B) 3/4 : 5/12 + 5/10 = 3/4 x 12/5 + 5/10 = 9/5 + 5/10 = 18/10 + 5/10 = 23/10
C) 6/5 - 1/10 : 1/2 = 6/5 - 1/10 x 2/1 = 6/5 - 1/5 = 5/5 = 1]]> 2022-04-08 08:52:06 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136042298 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136045056 a. 2/7+5/14x7/10=2/7+5x7/7x2x5x2=2/7+1/4=8/28+7/28=15/28
b.3/4:5/12+5/10=3/4x12/5+5/10=9/5+5/10=18/10+5/10= 23/10
c. 6/5-1/10:1/2=6/5-1/10x2/1=6/5-1/5=5/5=1]]> 2022-04-08 08:54:53 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136045056 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136046712 a) 2/7+ 5/14x 7/10= 2/7+ 5x 7/14x 10= 
2/7+ 1/4 = 8/28+ 7/28= 15/28
b) 3/4: 5/12+ 5/12= 3/4x 12/5+ 5/12= 3x 12/ 4x 5+ 5/12= 3/5+ 5/12= 36/60+ 25/60= 61/60
c) 6/5- 1/10: 1/2= 6/5- 1/10x 2/1= 
6/5- 1x 2/10x 1= 6/5- 1/5= 5/5= 1]]> 2022-04-08 08:56:30 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136046712 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136046847 a) 2/7 + 5/14 x 7/10 = 2/7 + 5 x 7/2 x 7 x 5 x 2 = 2/7 + 1/4 = 8/28 + 7/28 = 15/28
b) 3/4 : 5/12 + 5/10 = 3/4 x 12/5 + 5/10 = 3 x 3 x 4/4 x 5 + 5/10 = 9/5 + 5/10 = 18/10 + 5/10 = 23/10
c) 6/5 - 1/10 : 1/2 = 6/5 - 1/10 x 2/1 = 6/5 - 2/10 = 6/5 - 1/5 = 5/5 = 1]]> 2022-04-08 08:56:38 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136046847 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136047467 a. 2/7+5/14x7/10
=2/7+5x7/7x2x5x2
=2/7+1/4
=8/28+7/28
=15/28
b.3/4:5/12+5/10
=3/4x12/5+5/10
=9/5+5/10
=18/10+5/10
= 23/10
c. 6/5-1/10:1/2
=6/5-1/10x2/1
=6/5-1/5
=5/5
=1]]> 2022-04-08 08:57:17 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136047467 ntlan87vp https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136047476
a) 2/7 + 5/14 x 7/10 = 2/7 + 5x7/7x2x5x2 = 2/7 + 1/4 = 8/28 + 7/28 = 14/28
b. 3/4 : 5/12 + 5/10 = 3/4 x 12/5 + 5/10 = 9/5 + 5/10 = 18/10 + 5/10 = 23/10
c. 6/5 - 1/10 : 1/2 = 6/5 - 1/10 x 2/1 = 6/5 - 1/5 = 5/5 = 1]]> 2022-04-08 08:57:17 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136047476 bien49458 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136049395 Bài 1:
a)2/7+5/14×7/10=2/7+5/20=40/140+35/140=75/140

b)3/4:5/12+5/10=3/4×12/5+10/5=36/20+10/5=36/20+40/20=76/20

c)6/5-1/10:1/2=6/5-1/10×2/1=6/5-2/10=6/5-1/5=5/5=1]]> 2022-04-08 08:59:07 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136049395 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136052857 A2/7+5/14x7/10=2/7+5x7/14x10=2/7+1/4=8/28 +7/28 =15/28 
B 3/4: 5/12=5/10 =3/4X12/5 +5/10 = 9/5 +5/10 =18/10 +5/10=23 /10
C6/5 -1/10 :1/2 = 6/5 -1/10x2/1 =6/5- 2/10= 6/5 -1/5 =5/5 = 1/1]]> 2022-04-08 09:02:47 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136052857 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136059346 Bài 2: 
                      Bài Giải
Độ dài đường chéo thứ 2 là :
            4x2 : 3/5 = 40/3 ( dm ) 
Đáp số : 40/3 dm ]]> 2022-04-08 09:09:36 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136059346 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136060747 Bài 2:
          Bài giải
Đường chéo thứ hai dài số dm là:
       4 x 2 : 3/5=40/3(dm) 
Đáp số : 40/3 dm

]]> 2022-04-08 09:11:12 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136060747 qvanphuc https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136061907 Bài 2:
            Bài giải
Độ dài đường chéo 2 là:
              4x2:3/5=40/3(dm)
                      Đáp  số: 40/3dm]]> 2022-04-08 09:12:26 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136061907 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136062894 Đường chéo thứ 2 có số dm là là :
4 x 2 : 3/5= 40/3 ( dm )
Đáp số 40/3 dm













]]> 2022-04-08 09:13:21 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136062894 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136063420 Bài giải
Đường chéo thứ hai là :
4x2:3/5=40/3(dm)
Đáp số:40/3dm]]> 2022-04-08 09:13:59 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136063420 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136064055 BÀI 2
ĐƯỜNG CHÉO THỨ HAI DÀI SỐ DM LÀ :
       4  x  2 : 3/5 = 40/3 ( DM )
ĐÁP SỐ : 40/3 DM]]> 2022-04-08 09:14:29 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136064055 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136066889 BÀI 2
Bài giải
Đường chéo thứ hai dm LÀ :
       4  x  2 : 3/5 = 40/3 ( dm)
ĐÁP SỐ : 40/3 dm]]> 2022-04-08 09:17:18 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136066889 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136067338
Đường chéo 2 dài số cm là :
       4x 2: 3/5= 40/3 (cm)
Đáp số: 40/3 cm

]]> 2022-04-08 09:17:39 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136067338 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136068880 a) 2/5 + 6/15 : 7/10 = 2/5 + 2 x 3 x 5 x 2/3 x 5 x 7 = 2/5 + 4/7 = 14/20 + 20/35 = 34/35
b) 8/5 x 5/12 + 1/4 = 2 x 4 x 5/5 x 3 x 4 + 1/4 = 2/3 + 1/4 = 11/12]]> 2022-04-08 09:19:20 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136068880 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136069163 Bài giải 
Độ dài đường chéo thứ hai là:
4 x 2 : 3/5 = 40/3 ( dm )
Đáp số : 40/3 dm]]> 2022-04-08 09:19:35 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136069163 bien49458 https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136069231 Bài 2:
             Bài giải 
 Độ dài đường chéo thứ 2 là:
      4×2:3/5=40/3 (dm)
        Đáp số:40/3 dm]]> 2022-04-08 09:19:40 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136069231 ntlan87vp https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136088253
 Độ dài đường chéo thứ 2 là:
      4×2:3/5= 40/3 (dm)
        Đáp số: 40/3 dm]]> 2022-04-08 09:40:38 UTC https://padlet.com/duongloan204/fhe1zplljc36v10u/wish/2136088253