Question

Complete.
Letra A)
Letra B)

Answer 1

Resposta:

$a)\\\\ \\\frac{3}{4}=\frac{9}{12}=\frac{15}{20}=\frac{30}{40}=\frac{60}{80}\\ \\ \\b)\\ \\ \\\frac{12}{42}=\frac{2}{7}=\frac{4}{14}=\frac{24}{84}=\frac{30}{105}$