Question

РЕШИТЕ!!!!
8,1/0,9 * 1,21/0,11

Answer 1

$frac{8.1}{0.9} times frac{1.21}{0.11} = frac{81}{9} times frac{121}{11} = 9 times 11 = 99$

Answer 2

8,1/0,9 * 1,21/0,11=9*11=99