Question

Как решить дробь 9 10 - x = 5 6

Answer 1

$frac{9}{10} - x = frac{5}{6} \ x = frac{9}{10} - frac{5}{6} \ x = frac{9 times 3 - 5 times 5}{30} \ x = frac{27 - 25}{30} \ x = frac{2}{30} \ x = frac{1}{15}$