Question

Resolva as seguintes expressões numéricas:

1) 2 + 8 – 3 – 5 + 15 =

2) 12 + [35 - (10 + 2) +2] =

3) [(18 + 3 · 2) ÷ 8 + 5 · 3] ÷ 6 =

4) 37 + [-25 – (-11 + 19 – 4)] =

5) 60 ÷ {2 · [-7 + 18 ÷ (-3 + 12)]} – [7 · (-3) – 18 ÷ (-2) + 1] =

6) -8 + {-5 + [(8 – 12) + (13 + 12)] – 10} =

7) 3 – {2 + (11 – 15) – [5 + (-3 + 1)] + 8} =

8) [ - 1 + (22 – 5 · 6)] ÷ (-5 + 2) + 1 =

9) [ – (2 4 – 8) · 2 – 24] ÷ [2 2 – (-3 + 2)] =

10) {[(8 · 4 + 3) ÷ 7 + (3 + 15 ÷ 5) · 3] · 2 – (19 – 7) ÷ 6} · 2 + 12 =

11) 5² + 2³ - 2 x (3 + 9) =

12) 6² : 3² + 4 x 10 – 12 =

13) (7² - 1 ) : 3 + 2 x 5 =

14) 4²- 10 + (2³ - 5) =

15) 30 – (2 + 1)²+ 2³ =

16) [ 4² + ( 5 – 3)³] : ( 9 – 7)³ =

17) − − − + =

18) −(− − ) − ( + ) + (− + ) =

19) (− − ) ∶ (− − ) =

20) (−) . (−) + =

21) √ − √

∶ √ =

22) √ ∶ √ ∶ √ =​

Answer 1

Resposta:

14.2.2.2.2.2.2.2m2m2m2m2..2.2.2.2