Question

Quanto é?

a 34+(-56)×7

b 45×(-67)+59

Answer 1

a) 34+(-56)×7
34 - 392
-358







b) 45×(-67)+59
-3015 + 59
-2956

Answer 2

a)
= 34+(-56)×7
= 34 - 392
= - 358
b)
= 45×(-67)+59
= - 3015 + 59
= - 2956