Eating fractions of pie, pizza and cake | Assessment Resource Banks

This task is about adding and subtracting fractions.

a) Petra ate two-fifths (

\frac{2}{5}

$2 \over 5$ ) of a pizza and Sarah ate one-fifth (

\frac{1}{5}

$1 \over 5$ ). Show how to work out how much pizza they ate altogether.

Answer: __________

b) Lima and Paul each had the same sized cake. Lima ate four-fifths (

\frac{4}{5}

$4 \over 5$ ) of his cake and Paul ate three-fifths (

\frac{3}{5}

$3 \over 5$ ) of his cake. Show how to work out how much cake they ate altogether.

Answer: __________

c) Bill ate one-fifth (

\frac{1}{5}

$1 \over 5$ ) of a whole apple pie. Show how to work out how much pie was left.

Answer: __________

d) Andrew started with one and a half pizzas (1

\frac{1}{2}

$1 \over 2$ ) and ate three-quarters (

\frac{3}{4}

$3 \over 4$ ) of a whole pizza. Show how to work out how much pizza is left.

Answer: __________