Question

calcule
a) -10)+(-90
b)15-25
c)-37+40
d)-3-8
e)200-1000

Answer 1

a) -10 - 90 = -100
b) 15 - 25 = -10
c) -37 + 40 = 3
d) -3 - 8 = -11
e)200 - 1000 = - 800

Answer 2

Boa noite.

$a) (-10)+(-90) = - 10 - 90 = - 100$

$b)15-25 = - 10$

$c)-37+40 = 3$

$d)-3-8 = - 11$

$e)200-1000 = - 800$

Bons estudos! :-)