Question

Упростить выражение - 49:7-15

Answer 1

1) -49 : 7 = -7

2) -7 - 15 = -22

Ответ: -22

Answer 2

№ 1. -17 + 34 - 5 = 34 - (17 + 5) = 12

1) 17 + 5 = -22

2) 34 - 22 = 12

№ 2. (-7 + 32 ) : (-5) = -5

1) -7 + 32 = 32 - 7 = 25

2) 25 : (-5) = -5

№ 3. -49 : 7 - 15 = -22

1) -49 : 7 = -7

2) -7 - 15 = -(7 + 15) = -22