Question

99 минус две девятых и плюс 4?

Answer 1

$99-\frac{2}{9} +4=102\frac{7}{9}$

1) $99-\frac{2}{9} = \frac{891}{9}-\frac{2}{9}=\frac{889}{9}=98\frac{7}{9}$

2) $98\frac{7}{9} +4=102\frac{7}{9}$