Question

6- RESOLVA AS EXPRESSÕES: a) 30 – 65 : 5 +1; b) 10 +(7 x 7 + 11):(3 x 9 +3)=

Answer 1

Resposta:

30 - 65 ÷ 5 + 1

30 - 13 + 1

17 + 1

18

10 + (7 x 7 + 11) ÷ (3 x 9 + 3)

10 + (49 + 11) ÷ (3 x 9 + 3)

10 +  (60) ÷ (3 x 9 + 3)

10 + (60) ÷ (27 + 3)

10 + (60) ÷ (30)

10 + 2

12