Question

(+52) + (+5) =
-15+(-35)=
-(-80)=
(-3).(-7)=
(+7).(-10)=
(-20):(-10)=
-100-(+50)-(-20)+50=
(-205):(+5).(-10)=
(+55).(-12):(+6)=
5+(-10)-(-20)+(+5)=
AYUDA POR FAVOR

Answer 1

Respuesta:

1) (+52)+(+5)=52+5=57

2) -15+(-35)= -15-35= -50

3) -(-80)= +80

4) (-3).(-7)= +21

5) (+7).(-10)=-70

6)(-20):(-10)=+2

7)-100-(+50)-(-20)+50=-100-50+20+50=120

8)(-205):(+5).(-10)=(-41).(-10)=+410

9)(+55).(-12):(+6)=(+55).(-2)=-110

10)5+(-10)-(-20)+(+5)=5-10+20+5=-5+20+5=+30

Espero q t sirva de algo