Question

1/4 + 1/3 ===============

Answer 1

$\frac{1}{4} + \frac{1}{3}$$= \frac{3+4}{12} = \frac{7}{12}$
оз: 12(3*4)

Answer 2

домножаем оба знаменателя до 12: 3/12 + 4/12 = 7/12