Question

5,3 • 7 2/3 - 2/3 • 5,3

Answer 1

ответ:

$\displaystyle \frac{371}{10}=37\frac{1}{10}=37,1$

решение:

$\displaystyle 5,3*7\frac{2}{3}-\frac{2}{3}*5,3=\frac{53}{10}*\frac{23}{3}-\frac{2}{3}*\frac{53}{10}=\frac{1219}{30}-\frac{1}{3}*\frac{53}{5}=\frac{1219}{30}-\frac{53}{15}=\frac{371}{10}=37\frac{1}{10}=37,1$