PERCENT OF CHANGE

WHAT IS THAT?

• Percent of change is all
• About comparing old to
• New values

HOW TO CALCULATE

• There are many ways
• To do this one is to simply
• Find the new value then
• See how much it changed

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• U simply subtract the new
• From the old and convert
• It to a percent.

LETS TRY IT!!!

THE PIZZA BOY

• Jerry and Kevin order pizza
• Jerry's chiwawa chased the
• Pizza man 3 blocks down the
• Street so he had to go get him
• While he did this Kevin ate 7

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• Of the 12 slices of pizza
• How much pizza did he
• Eat?

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• We'll we know there where
• 10 slices of pizza and he ate
• 7 so if u comvert this to a percent
• He ate 70%

QUIZ TIME

• If you read 100 pages of
• A 200 page book how
• Much have you read.

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• Jim drank 2 of the five cans
• Of soda how much did he drink

U HAVE LEARNED