Question

Detemine o resultado de cada adição
A(+7)+(+5)= B (+13)+(+4)= C(-8)+(-12)= D(+3-)+(5)= E (+5)+(2) = G (+30)+0=
F 0+(+20)= H (-52)+(+41)=​

Answer 1

Olá!

A ) +7 + +5 = +12 ==》( + ) ( + ) = +

B ) +13 + +4 = +17 ==》( + ) ( + ) = +

C ) -8 + -12 = -20 ==》( + ) ( - ) = -

D ) +3 - +5 = -2 ==》( - ) ( + ) = -

E ) +5 + 2 = +7 ==》( + ) ( + ) = +

F ) 0 + + 20 = +20 ==》( + ) ( + ) = +

G ) +30 +0 = +30 ==》( + ) ( + ) = +

H ) -52 + +41 = 11 ==》( + ) ( + ) = +