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comparing pineapples with apples

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the ability to go from adding to multiplication

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the ability to go from adding to multiplication

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At the school walk-a-thon Susan walks 10 m in 10 seconds

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At the school walk-a-thon Susan walks 10 m in 10 seconds

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Billy walks 20 m in 30 seconds

Who walked at a faster rate per second?

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connects with spatial reasoning

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Number lines are helpful to see relationships---fractions, decimals, percents can be used to show benchmarks

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Number lines are helpful to see relationships---fractions, decimals, percents can be used to show benchmarks

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1 batch of cookies takes 2 cups flour and 1 cup sugar. How many cups of flour and sugar do i need to make 10 batches of cookies?

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1 batch of cookies takes 2 cups flour and 1 cup sugar. How many cups of flour and sugar do i need to make 10 batches of cookies?

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Proportional reasoning is when students move from additive thinking into multiplicative thinking

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Proportional reasoning is when students move from additive thinking into multiplicative thinking

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unitizing

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Being able to compare a couple of things using multiplicative thinking

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The ability to explain numbers using relationships between numbers such as ratios.

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The ability to explain numbers using relationships between numbers such as ratios.

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making comparisons