Question

10 целых 2/4 - 4/22=

Answer 1

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