David ate 1/4 of a chocolate pie and peter ate 2/5.What fraction of the pie still remains?

asked Feb 11, 2022 70.6k views

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8 votes

Answer:

Explanation:

Pie eaten by David and Peter = (1/4) + (2/5)

$= (1*5)/(4*5)+(2*4)/(5*4)\\\\=(5)/(20)+(4)/(20)\\\\=(9)/(20)$

Remaining pie = 11/20

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