Question

SUPRIME PARÉNTESIS Y RESUELVE



a) – (32 + 54 ) – (15 – 21 + 78) + (18 – 24 + 80)=


b) (140 + 38 – 96 +36) – (-26 + 56 -85 +48 -57) + (24 -18 + 70)=

c) (32 - 56 + 18) – (-16 + 16) + (-47 + 60)=

Answer 1

A)-86-72+74=-158+74=-84
B)118-64+76=54+76=130
C)-6-0+13=-6+13=7