Question

Вычислите:
5/9+1/6;
4/7*14/15;
20/27:5/6;

Answer 1

5/9+1/6=10/18+3/18=13/18
4/7*14/15=8/15
20/27:5/6=20/27*6/5=8/9

Answer 2

СПС.

Answer 3

5/9 + 1/6 = 10/18 + 3/18 = 13/18

4/7 * 14/15 = (4*2)/(1*15) = 8/15

20/27 : 5/6 = 20/27 * 6/5 = (4*6)/(27*1) = 24/27 = 8/9

Answer 4

СПС