• Log in
  • Common Core 4.OA.B.4 Worksheets

    Grade 4. Find factor pairs; identify prime and composite numbers.

    What this standard covers

    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.

    Activity:

    Prime & Composite Numbers

    Identify prime / composite

    Or grab a ready-made 4.OA.B.4 worksheet