ОБРАЗЕЦ: 3:1/9=3*9/1=3*9/1=27


МОЖНО ТОЛЬКО ПРАВИЛЬНО

3:1/9= 3×9= 27.

6: 1/11= 6×11= 66.

4: 3/8= 4×8/3= 32/3.

5:5/7= 5×7/5 = 7.

2 1/7: 15= 15/7 × 1/15 = 1/7.

1 7/9: 8 = 16/9×1/8= 2/9.

4 1/2: 6= 9/2×1/6= 3/2×1/2 = 3/4.

5 1/4:7= 21/4×1/7= 3/4.