Question

a) 2 – 8 + 9 – 7 + 3 =

b) – 9 +10 – 12 + 19 =

c) 18 + 15 – 24 + 2 – 6 =

d) – 58 + 72 – 28 + 91 =

e) 70 – 90 – 120 + 40 + 110 =

Answer 1

Respuesta:

Explicación paso a paso:

2 – 8 + 9 – 7 + 3 = -1

b) – 9 +10 – 12 + 19 =8

c) 18 + 15 – 24 + 2 – 6 =5

d) – 58 + 72 – 28 + 91 = 77

e) 70 – 90 – 120 + 40 + 110 =10