4.OA.B.4
Find factor pairs and multiples, and tell prime from composite.
Worksheets for this standard 6 topics
Practice & models 4
Games & labs 2
The standard, officially
Find 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.