Question

ajuda
A) 77:7+2 x 6-28:7+3+5 x 4=

B) 2 x 9+8 x 5-5-100:4-4=

Answer 1

a)77÷7=11+2=13×6=78-28=50:7=7+3=10+5=15×4=60

b)2×9=18+8=26×5=130-5=125-100=25:4=6-4=2

Answer 2

Explicação passo-a-passo:

a) 11 + 12 - 4 +3 + 20

23 - 1 + 20

22 + 20

=42

b) 18 + 40 - 5 - 25 - 4

58 - 20 -4

= 34