MAP

How to Share

How do you split something fairly?

Bring a pizza, a paycheck or a recipe, and find out how fractions, percents and ratios are all ways of sharing.

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  1. STARTFair Shares and Division(not started)

    Fair Shares and Division

    Deal 12 cookies to 3 friends and count each pile

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  2. Fractions as Names for Parts(not started)

    Fractions as Names for Parts

    Fill a cup with 1/4-cup scoops and say each amount out loud

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  3. Equivalent Fractions(not started)

    Equivalent Fractions

    Fold a paper strip into fourths and find two names for half of it

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  4. Decimals and Percents(not started)

    Decimals and Percents

    Turn a sale sign's percent off into the dollars you save

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  5. Ratios, Rates, and Recipes(not started)

    Ratios, Rates, and Recipes

    Find the price of one bottle in a $9 twelve-pack

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  6. Proportional Reasoning and Scaling(not started)

    Proportional Reasoning and Scaling

    Test whether park entry at $6 a car plus $2 a person is proportional

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  7. Fair Division and Social Choice(not started)

    Fair Division and Social Choice

    Split a cake with a friend: one of you cuts and the other chooses

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