Question

Qual sao as expresoes
1 + 8 x 3 : 2 - 2 x 5
(100 - 7 x 10 ) : 3
9 + 2 x (9 - 1) - 5
[4 x 2 - [10 : (2 + 3)] x 2] : 4

Answer 1

Explicação passo-a-passo:

1+8×3÷2-2×5

1+24÷2-10

1+12-10

13-10

3

(100-7×10)÷3

(100-70)÷3

30÷3

10

9+2×(9-1)-5

9+2×8-5

9+16-5

25-5

20

[4×2-[10÷(2+3)]×2]÷4

[4×2-[10÷5]×2]÷4

[4×2-2×2]÷4

[8-4]÷4

4÷4

1