Question

Efetue as operações: 5/9 + 1/9=

3/4+5/8=

( - 4/9) + (+ 1/6)=

3/5 X 5/9=

2/5÷3/4=

(-2/5)³=

Answer 1

5/9 + 1/9 = 6/9

3/4 + 5/8 => 6 + 5 = 11
mmc= 8

-4/9 + 1/6 => -8 + 3 = -5
mmc= 18