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Worksheet
Curated OER

Greatest Common Factor

For Students 3rd - 6th
Given 10 number pairs, learners find the greatest common factor for each. For several, one of the numbers is the greatest common factor, and for others mathematicians will need to think a little harder. There space for learners to show...
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Worksheet
Curated OER

Sum Boxes

For Students 2nd
In this number pairs learning exercise, 2nd graders look over 6 cubes of numbers and circle all the number pairs in each one that equals the sum above each cube.