Question

как разделить 10а : 100

Answer 1

$ttdisplaystyle frac{10a}{100}=frac{10a:10}{100:10}=frac{a}{10}=frac{1}{10}a=0,1a$

Answer 2

Решение:

$displaystyle [frac{{10a}}{{100}}=frac{{rlap{--}1rlap{--}0cdot a}}{{rlap{--}1rlap{--}0cdot 10}}=frac{a}{{10}}]$