Question

62 Efetue as divisões. a) 1/6 ÷ 3/5 = b) 3/4 ÷ 2/9 =c) 3 ÷ 1/45 = d) 20÷ 4/5 =​

É pra agora pfv!!!

Answer 1

Resposta:

a) 1/6 ÷ 3/5

$\frac{1}{6} :\frac{3}{5} \\\\\frac{1}{6}.\frac{5}{3} \\\\\frac{5}{18}$

b) 3/4 ÷ 2/9

$\frac{3}{4} :\frac{2}{9} \\\\\frac{3}{4} .\frac{9}{2} \\\\\frac{27}{8}$

c) 3 ÷ 1/45

$\frac{3}{1} :\frac{1}{45} \\\\\frac{3}{1} .\frac{45}{1} \\\\135$

d) 20÷ 4/5

$20:\frac{4}{5} \\\\20.\frac{5}{4} \\\\\frac{100}{4} \\\\=25$