Question

Упростите 3 2/3a - 2 4/9a + 1 1/2a=

Answer 1

3 2/3a - 2 4/9a + 1 1/2a=3 6/9а-2 4/9а+1 1/2а=1 2/9а+1 1/2а=1 4/18а+1 9/18а=2 13/18а

Answer 2

$3 frac{2}{3} a-2 frac{4}{9} a+5.5 a \ \ 3frac{6}{9}a-2 frac{4}{9} a=1 frac{2}{9} a \ \ 1 frac{4}{18}a+5 frac{9}{18} a=6 frac{13}{18} a$