Question

7. Calcule o valor das expressões: a) (7 x 7+5): (18-15:3+5) x 2 b) (30-5 x 6): (7 + 2 × 10) X X (40 - 3 e asa
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Answer 1

Resposta:

a) (7 x 7+5): (18-15:3+5) x 2

( 49+5) : ( 18 - 5+ 5) × 2

54: ( 13 + 5 ) × 2

54 : 18 × 2

3 × 2

6

b) (30-5 x 6): (7 + 2 × 10) X (40 - 3)

(30- 30): ( 7 + 20) × 37

0: 27 × 37

0 × 37

0

Explicação passo-a-passo:

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