Question

?????????
Preciso dos cálculos :)​

Answer 1

Resposta:

a) $\frac{4}{3}$÷$\frac{5}{7}$= $\frac{28}{15}$

b)$\frac{3}{1}$÷$\frac{2}{7}$=$\frac{21}{2}$

c)$\frac{3}{8}$÷$\frac{1}{1}$=$\frac{3}{8}$

d)$\frac{2}{5}$÷$\frac{5}{7}$=$\frac{14}{25}$