Question

Как отнять 1 1/4-1/2. 1 1/5-1/4

Answer 1

$1 \frac{1}{4} - \frac{1}{2} = \frac{5}{4} - \frac{1}{2} = \frac{5}{4} -\frac{2}{4} = \frac{5-2}{4} = \frac{3}{4}$

$1 \frac{1}{5} - \frac{1}{4} = \frac{6}{5} - \frac{1}{4} = \frac{24}{20}- \frac{5}{20} = \frac{24-5}{20} = \frac{19}{20}$