Выполните умножения 6 1/5*4

9 2/7*2

3*7 1/7

6*1 1/7

4 1/4*4

2 1/8*8

10*5 2/5

11 1/3*3

24 4/9*9

12 9/13*13

6 1/5*4 = 6.2*4=24.8

9 2/7*2 = 65/7*2=130/7=18 4/7

3*7 1/7 = 3*50/7=150/7=21 3/7

6*1 1/7 = 6*8/7=48/7=6 6/7

4 1/4*4 = 17/4*4=17

2 1/8*8 = 17/8*8=17

10*5 2/5 = 10*5.4=54

11 1/3*3 = 34/3*3=34

24 4/9*9 = 220/9*9=220

12 9/13*13=165/13*13=165