Question

Объясните и решите 1- + =

Answer 1

$1 - \frac{7}{50}+ \frac{6}{50}= \frac{50}{50} -\frac{7}{50}+ \frac{6}{50}= \frac{50-7+6}{50} = \frac{49}{50}$

Answer 2

$1- \frac{7}{50}+ \frac{6}{50} = \frac{50}{50}- \frac{7}{50}+ \frac{6}{50}= \frac{50-7+6}{50} = \frac{49}{50}$