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Unit Plan

Khan Academy: Find the Missing Number (Add and Subtract Within 100)

Curated by ACT

Practice solving problems like "___ - 45 = 27" where you have to figure out the missing value in an addition or subtraction equation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints.

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CCSS: Adaptable
Concepts
addition word problems, subtraction word problems, addition, subtraction
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Additional Tags
problem solving with addition, problem solving with subtraction, 2.oa.a.1 word problems, find the missing number (addition and subtraction within 100), khan academy, khan academy: find the missing number (add and subtract within 100)
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Classroom Considerations
  • Knovation Readability Score: 1 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional|practice