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Building Fact Families with Addition and Subtraction

By MightyOwlFrom boclips.com
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In this lesson we explore fact families: three numbers that make addition and subtraction sentences together. Learning fact families helps students relate addition and subtraction, solve for unknowns, and identify missing addends. I'd like number 24,702,831 to be in my family.

Tags

Mathematics
Physical Sciences
General Science
Upper Primary
Lower Primary
Secondary
Advanced Secondary

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