Question

A)+8-5= b)-12+20= c)-20-9= d)+15+27= e)-35 -42= f) -9+21=

Answer 1

a) 8 - 5 = 3.

b) -12 + 20 = 8.

c) -20 - 9 = -29.

d) 15 + 27 = 42.

e) -35 - 42 = -77.

f) -9 + 21 = 12.