OA.2.6

Understand division as an unknown-factor problem. For example, find 32 ÷ 8 by finding the number that makes 32 when multiplied by 8.

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Formative Assessments
Formative Assessments
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Students are told of a visiting alien from a planet where division is not taught, and asked to rewrite four division problems as multiplication problems so the alien can do them. The students are also asked to explain why it might be easier to do the multiplication problems than the given division problem.
Alien Math
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Students are asked to solve a division problem using a calculator but without using the division key.
Using Multiplication to Solve Division Problems
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Students consider a division fact that they are likely to know and are asked to turn it into a multiplication fact. If successful, they are asked to rewrite a basic division fact that they are not likely to know and which has a symbol for the unknown number.
Changing Division Equations into Multiplication Equations
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Students are given a word problem and asked to write an equation for the problem. Then the students are to select a multiplication equation that can also be used to solve the problem.
Multiplication as the Inverse of Division
Virtual/Hands-on Manipulatives
Virtual/Hands-on Manipulatives
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CPALMS: The students will be given mutiplication and division problems which they must answer.
Arithmetic
Assessment Questions
Assessment Questions
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Equation Editor
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Gridded Response
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Math Literature
Math Literature
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