Question

Calcule o valor da expressão (-4/7) : (8/7) – (5/6) x (2/15)

Answer 1

Resposta:

Explicação passo-a-passo:

(-4/7)=4+4+4+4+4+4+4=28

(8/7)=8+8+8+8+8+8+8=56

56:28=2

(5/6)=5+5+5+5+5+5=30

(2/15)=2+2+2+2+2+2+2+2+2+2+2+2+2+2+2=30

30-2=28

R:-28