Question

6. Сравни. 4 × 7 - 3 12× 11 + 9 5+ 2 тд

7 7 7 28 28 28 9 9
СРОЧНО

Answer 1

Ответ:

1) 4/7 = 7/7 - 3/7

2) 12/28 < 11/28 + 9/28

3) 5/9 + 2/9 > 1/9 + 4/9

Почему?

1) 7/7 - 3/7 = 7-3/7 = 4/7

2) 11/27 + 9/28 = 11+9/28 = 20

3) 5/9 + 2/9 = 5+2/9 = 7/9

    1/9 + 4/9 = 1+4/9 = 5/9