Question

sumar y restar enteros (F)​

Answer 1

Respuesta:

17. 7

-20. 7

-18. 11

14. 4

-4. -13

9. 1

Answer 2

Respuesta:

8-(-9)= 17

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

(-8)-10= -18

9-(-5)= 14

1+(-5)= -4

2-(-7)= 9

(-2)-(-9)= 7

10+(-3)= 7

10+1= 11

1-(-3)= 4

(-9)-4= -13

2-1= 1