Question

alguem me ajuda,presciso de todas as contas

Answer 1

a) 3-1-8 = -9+3 = -6

b)6-10-4 = 6-14 = -8

c)7+3-2 = 10-2 = 8

d)4+1-3 = 5-3 = 2

e)-8-3+1 = -9+1 = -8

f)-2-3+5 =-5+5= 0