Question

a) +3 +8=

b) -3 +13=

c) 17+13=

d) -9 -18=

efetue as subtrações

a) -8 +10=

b) 7-16=

c) -9+10=

d) 4-20=


calcule o valor das expressões

a) -3.(+4) + 4.(+3) =


b) 16:(÷4)-3(-6)=


mim ajudem pfvrrrrrrr​

Answer 1

Resposta:

a) +3+8=11

b) -3+13=7

c) 17+13=30

d) -9-18= -27

a) -8+10=2

b) 7-16= -9

c) -9+10=1

d) 4-20= -16

-3.(+4)+4.(+3)=0

16:(4)-3.(6)= -44