Question

por favor me ajuda e pra hoje​

Answer 1

Resposta:

a) $\frac{9}{7}x\frac{3}{4}= \frac{27}{28}$

b)$\frac{8}{5}x\frac{7}{8}= \frac{56}{40}= \frac{28}{20}=\frac{14}{10}=\frac{7}{5}$

c)$\frac{2}{3}x\frac{1}{4}x\frac{8}{5} =\frac{16}{60}=\frac{8}{30}=\frac{4}{15}$

d)$\frac{6}{5}x\frac{1}{3}x\frac{9}{2}=\frac{54}{30}=\frac{27}{15}$

e)$\frac{2}{7}x\frac{5}{2} =\frac{10}{14} =\frac{5}{7}$

f)$\frac{3}{8} x\frac{4}{5} x\frac{7}{3}=\frac{84}{120}=\frac{42}{60} =\frac{21}{30}=\frac{7}{10}$