Seudónimo Seudónimo
  • 30-09-2019
  • Mathematics
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Heather bought 7 packs of red bouncy balls and 4 packs of yellow bouncy balls. Each package contained 18 bouncy balls.
How many more red bouncy balls than yellow bouncy balls did Heather buy?

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  • 30-09-2019
Your answer is 54.

4•18=72
7•18=126
Now subtract 72 from 126 and get your answer: 126-72=54
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