Question

Resuelve los siguientes ejercicios

Answer 1

(-7)-2= -9

8+2= 10

10+4= 14

5-6= 1

(-4)-(-2)= -2

(-8)+(-5)= -13

(-9)-(-6)= -3

6+10= 16

6-(-6)= 12

2.

(+12)x(-3)= -36

(-1)x(-18)= 18

(-20)+(-10)= -30

(-77)$\div$(-11)= 7

(+10)x(+4)= 40

(+80)$\div$(-8)= $-\frac{9}{4}$