Question

Помогите пж б) 3 1/6 - 2 1/12 в) 5 1/14 - 3 2/7

Answer 1

Ответ:

б)3 1/6-2 1/12=1+2/12-1/21=1 1/12

в)5 1/14-3 2/7=3+1/14-2/7=2+15/14-4/14=2 11/14

Answer 2

Ответ:

$3\frac{1}{6} -2\frac{1}{12}=\frac{19}{6}-\frac{25}{12}=\frac{38}{12}-\frac{25}{12}=1\frac{1}{12}$

$5\frac{1}{14}-3\frac{2}{7}=\frac{71}{14}-\frac{23}{7}=\frac{71}{14}-\frac{46}{14}=\frac{25}{14}=1\frac{11}{14}$