Question

Efetue:
a) 10−4=
b) 8−8=
c) 5−9=
d) 3−8=
e) 43−45=
f) 16−28=

Answer 1

a) 10−4 = 6

b) 8−8 = 0

c) 5−9 = -4

d) 3−8 = -5

e) 43−45 = -2

f) 16−28 = -12