Question

calcule o valor das expressões numéricas.

a)5/9+1/3×2/3
b) (5/9+1/3)×2/3

Answer 1

a)5/9+1/3x2/3
5/9+2/9=
7/9
b)(5/9+1/3)x2/3
5/9+3/9=
8/9x2/3=
16/27
Espero te ajudar :))