Question

Упростить выражение:
а)5/9x*3/11*22/25
б)2 3/8*1 16/19y*2 2/7

Answer 1

а)
$frac{5}{9} x times frac{3}{11} times frac{22}{25} = frac{5x times 3 times 22}{9 times 11 times 25} = frac{2}{15} x$
б)
$2 frac{3}{8} times 1 frac{16}{19} times 2 frac{2}{7} = frac{19 times 35 times 16}{8 times 19 times 7} = 10$