Question

3) (6 ³3 3 2 8 4 •(-4) + 7 18 9;​

Answer 1

Ответ:

(6 3/8 - 2 3/4) * (- 4) + 7/18 * 9 = - 11

1) 6 3/8 - 2 3/4 = 6 3/8 - 2 6/8 = 5 11/8 - 2 6/8 = 3 5/8

2) 3 5/8 * (- 4) = 29/8 * (- 4) = - 29/2 = - 14 1/2

3) 7/18 * 9 = 7/2 = 3 1/2

4) - 14 1/2 + 3 1/2 = - 11