\[ 63 \frac{3}{50} - 26 \frac{1}{50} = (63 - 26) + \left(\frac{3}{50} - \frac{1}{50}\right) = 37 + \frac{2}{50} = 37 \frac{2}{50} = 37 \frac{1}{25} \]
Ответ: 37 1/25