Question

Выполните действ 5 1) 31/9:21/3-25/6​

Answer 1

Объяснение:

31/9:21/3-25/6=

1) 31/9:21/3=31/9×3/21=31/3×1/21=31/63

2) 31/63-25/6=62/126-525/126=

= -463/126= -3 85/126