Question

Resuelve las siguientes operaciones:

a) 12 + (+4) = b) 8 + (+3) = c) 10 – (+8) =

d) 15 – (–6) = e) 13 – (+9) = f) 9 + (–1) =

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Answer 1

a) 12 + (+4) = 16

b) 8 + (+3) = 11

c) 10 – (+8) =  2

d) 15 – (–6) = 21

e) 13 – (+9) = 4

f) 9 + (–1) = 8