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1.

Understand Factors and Factor Pairs within 100

- 4th Grade Math

Understand factors and find factor pairs for numbers in the range 1-100. All factors of a number divide the number without leaving any remainder. A factor pair  of number is a set of numbers, which when multiplied result in the number itself. For example the number 16 has the following factor pairs:
1 and 16
2 and 8
4 and 4


Common Core Alignment

4.OA.4Find all factor pairs for a whole number in the range 1—100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1—100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1—100 is prime or composite.