Question

Efetue d) 4/5-2/3 e)1 3/10 - 8/9

Answer 1

Resposta:

Explicação passo a passo:

$d)$

$\frac{4}{5}-\frac{2}{3}=\frac{12}{15}-\frac{10}{15}=\frac{2}{15}$

$e)$

$1\frac{3}{10}-\frac{8}{9}=1+\frac{3}{10}-\frac{8}{9}=\frac{90}{90}+\frac{27}{90}-\frac{80}{90}=\frac{37}{90}$