Question

Упростите
А) (1/2+3/4)×8/25:5/2=
Б) 1/3 × 1/3 ×(- 1/3)×9 :1/3 =

Answer 1

A)5/4*8/25*2/5=2/25*2=4/25
Б) 1*(-1/3)*3=-1

Answer 2

Пошаговое объяснение:

А

1) 1/2 + 3/4 = 2/4 + 3/4 = 5/4

2) 5/4 * 8/25 = 1/1 * 2/5 = 2/5

3) 2/5 : 5/2 = 2/5 * 2/5 = 4/25

Б

1) 1/3 * 1/3 = 1/9

2) 1/9 * (-1/3) = -1/27

3) -1/27 * 9 = -9/27 = -1/3

4) -1/3 : 1/3 = -1