Question

Calcula, paso a paso, respetando la prioridad de operaciones:
a) (2 – 10) + [5 – (8 + 2)] =
b) (12 – 3) – [1 – (2 – 6)] =
c) [9 – (+5)] + [7 + (–10)] =
d) [10 – (–2)] – [5 – (+12)] =

Answer 1

Respuesta:

a: -13, b: 4, c:1, d:19

Explicación paso a paso:

a. (2-10)+ [5-10]. b.(12-3)-[1-(2-6)]

(2-10)+[-5]. (12-3)-[1-(-4)]

(-8)+(-5). (12-3)-[1+4]

-8-5. (12-3)- 5

-13. 9-5

4

c.[9-5]+[7-10]. d.[10+2]-[5-12]

4+(-3). 12-(-7)

4-3. 12+7

1. 19