Question

Realiza estas operaciones +12+1=,+8+9=,+6-8, -3+3=,+2+7=, -5-0=,-3+6=,-3-8=,-2-8=,-6+3=

Answer 1

+12 +1 = +13

+8 +9 = +17

-3 +3 = 0

+2 +7 = +9

-5 -0 = -5

-3 +6 = +3

-3 -8 = -11

-2 -8 = -10

-6 +3 = -3

Answer 2

12+1=13 +8+9=30 +6-8=28 -3+3=28  +2+7=37 -5-0=32  -3+6=35  -3-8=24 -2-8=14 -6+3=11