Question

a) (-9)+(+15)=

b) (-40)+(+18)=

Answer 1

a) (-9) + (+15) =
-9 + 15
6

b) (-40) + (+18) =
-40 + 18
22

c) (+85) + (-50) =
85 - 50
35

d) (-18) + (+10) =
-18 + 10
-8

Answer 2

A) -9 +5 = 6

B) -40 +18 = 22

C) 85-50 = 35

D) -18 +10 = -8