Question

calcule:
a)-6+10-4=
b)15-7-13+1=
c)-3+4-6-4+3
d)2,3-4,5-0,3+0,5

Answer 1

a) -6+10-4= -10 + 10 = 0

b) 15-7-13+1=  +16- 20 = -4

c) -3+4-6-4+3 = +7-13= -6

d)2,3-4,5-0,3+0,5= +2,8 - 4,8=  -2

Answer 2

a 0
b-20+16=-4
c-13+7=-6
d-4,8+2,8=-2
subtrai dando sinal do maior