Question

3 17/21 * 3 1/8 выполнить умножение

Answer 1

$3 frac{17}{21}= frac{80}{21} \ 3frac{1}{8}= frac{25}{8} \ frac{80}{21}* frac{25}{8}= frac{10*25}{21}= frac{250}{21}= 11 frac{19}{21}$