Question

10 целых 2/4 - 4/22=

Answer 1

$10 \dfrac{2}{4} - \dfrac{2}{11} = 10 \dfrac{1}{2} - \dfrac{2}{11} = \dfrac{^{11\cdotp/}21}{2} - \dfrac{^{2\cdotp/}2}{11} = \dfrac{231 - 4 }{22} = \dfrac{227}{22} = 10\dfrac{7}{22}$