Question

7/12 - 2/12 =

9/10 - 1/4

Answer 1

Explicação passo-a-passo:

1)

$\dfrac{7}{12} - \dfrac{2}{12}$

$\dfrac{7 - 2}{12}$

$\dfrac{5}{12}$

2)

$\dfrac{9}{10} - \dfrac{1}{4}$

$\dfrac{18 - 5}{20}$

$\dfrac{13}{20}$