Question

1/5+{[4/9÷(1/2×2/4-1/9)]}
preciso de ajudaa

Answer 1

1/5 + {[ 4/9 ÷ ( 1/4 - 1/9 )]}
= 1/5 + {[ 4/9 ÷ ( 9/36 - 4/36 )]}
= 1/5 + {[ 4/9 ÷ 5/36 ]}
= 1/5 + {[ 4/9 × 36/5 ]}
= 1/5 + 16/5
= 17/5