Question

4 целых 2/36 - 3 целых 21/36

Answer 1

$4 \frac{2}{36} -3 \frac{21}{36} =3 \frac{38}{36} -3 \frac{21}{36} = \frac{17}{36}$

Answer 2

$4 \frac{2}{36} -3 \frac{21}{36} = \frac{146}{36} - \frac{129}{36} = \frac{17}{36}$