Question

a) ( + 17 ) – ( + 23 )=
b) ( + 45 ) – (– 20 )=
c) (– 30 ) – (+ 8 )=
d) ( + 57 ) – (– 12)=
e) (– 13 ) – (– 40 )=
f) (+ 35 ) – (+18 )=
g) (+93 ) – (+ 91 )=
h) (– 18 ) – (+ 15 )=
i) (– 22 ) – (– 4 )=
j) (– 71 ) – (– 8 )=
k) (–40 ) – (– 40 )=
l) (– 23 ) – (+23 )=
m) (+(–40 ) – (– 40 )=
n) (+43 ) – (– 40 )=
o) (–30 ) – (– 20 )=

Answer 1

Explicação passo-a-passo:

a) 17-23= -6

b) 45+20= 65

c) -30-8= -38

d) 57+12= 69

e) -13+40= 27

f) 35-18= 17

g) 93-91= 2

h) -18-15= -33

i)-22+4= -18

j) -71+8= -63

k) -40+40= 0

l) -23-23= -46

m) -40+40= 0

n) 43+40= 83

o) -30+20= - 10