Strategies for Finding Missing Numbers in Addition and Subtraction
By MightyOwlFrom boclips.com
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In this lesson, students are introduced to another strategy for problem solving: number bonds. Number bonds are useful when finding the unknown number in a problem, such as 8 + ? = 11. They can be used for addition and subtraction, similar to fact families.
Tags
Mathematics
Physical Sciences
General Science
Upper Primary
Lower Primary
Secondary
Advanced Secondary
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