Question

40 5/12 плюс x равно 61 целых 4/15 ​

Answer 1

$40 \frac{5}{12} + x = 61 \frac{4}{15} \\ \frac{485}{12} + x = \frac{919}{15} \\ x = \frac{919}{15} - \frac{485}{12} \\ x = \frac{417}{20}$