Question

5 2/4 - 3 1/4 это дроби. ДАЮ 20 БАЛОВ

Answer 1

$5 \frac{2}{4} - 3 \frac{1}{4} = \frac{5 \times 4 + 2}{4} - \frac{3 \times 4 + 1}{4} = \frac{22}{4} - \frac{13}{4} = \frac{9}{4} = 2 \frac{1}{4}$