Question

Calcule as expressões simplificando quando possível
2/5 x 1/2 + 7/10 =
3/4 : 1/2 - 1/6 =

Answer 1

Explicação passo-a-passo:

a) 2/5 x 1/2 + 7/10 =

2/10 + 7/10 = 9/10

b) 3/4 ÷ 1/2 - 1/6 =

3/2 - 1/6 =

9/6 - 1/6 = 8/6

8/6 = 4/3