Question

amar ate four fifth of a pizza. he ate one tenth of the pizza for bed time snack. how much is left

Answer 1

$1 - \frac{4}{5} - \frac{1}{10} \\ = 1 - \frac{7}{10} \\ = \frac{3}{10}$

Answer 2

=4/5 + 1/10
=(8+1)/10
=9/10

pizza left = 1 - 9/10
= 1/10 part of pizza