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Common Core Standards

Factors & Products

Grade: 5th Grade
Standard:

Math.5.NF.5a or 5.NF.B.5.A

Description:

Comparing the size of a product to the size of one factor on the basis of the size of the other factor, without performing the indicated multiplication.

Standard:

Math.5.NF.5b or 5.NF.B.5.B

Description:

Explaining why multiplying a given number by a fraction greater than 1 results in a product greater than the given number (recognizing multiplication by whole numbers greater than 1 as a familiar case); explaining why multiplying a given number by a fraction less than 1 results in a product smaller than the given number; and relating the principle of fraction equivalence a/b = (n × a)/(n × b) to the effect of multiplying a/b by 1.

5th Grade Math - Factors & Products Lesson
 
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