Question

efetue, cancelando os números opostos: c) -3+5-8+7-5. d) -6+10+1-4+6. e) 10-6+3-3-10-1. f) 15-8+4-4+8-15 ????:me ajudem

Answer 1

números opostos: ex:. -5 +5 entao:
c) -3-8+7 = -11+7=-4
d)+10+1-4= +11-4=+7
e)-6-1=-7

Answer 2

c)-3-8+7
= -11+7
= -4
d)10+1-4
= 11-4
= 7
e)-6-1
= -7
f)15-8+4-4+8-15
= 15-15 -8+8 4-4
= 0