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Factors

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Author: Rachel Casto
Description:

I can find factors of whole numbers from 1 to 100.

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Tutorial

Key Vocabulary

factors-numbers you can multiply together to get another number; numbers can have many factors (Example: 1, 2, 3 and 6 are factors of 6 because 1 x 6 = 6 and 2 x 3 = 6)
**4th grade expectation-->find factors for whole numbers in the range of 1-100

factor pairs-sets of numbers that you can multiply together to get a certain number; numbers can have one factor pair or many factor pairs (Example: 1 and 6 are a factor pair for 6 because 1 x 6 = 6; 2 and 3 are a factor pair for 6 because 2 x 3 = 6)

Below you will find resources to help students find factors and factor pairs.

Find Factor Pairs Using T-Chart
(Source:  Learn Zillion)

Find All Factor Pairs Using Factor Rainbow
(Source:  Learn Zillion)

Find Factor Pairs Using Area Model
(Source:  Learn Zillion)

Finding Factors of a Number

Divisibility Rules-2, 5, 10
(Source:  Learn Zillion)

Divisibility Rules-2, 3, 6
(Source:  Learn Zillion)

Divisibility Rules-4, 7
(Source:  Learn Zillion)

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