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Unknown/Missing Number Review

Unknown/Missing Number Review
Unknown/Missing Number Review
Unknown/Missing Number Review
Unknown/Missing Number Review
Grade Levels
File Type

PDF

(266 KB|3 pages)
Product Rating
Standards
  • Product Description
  • StandardsNEW

This is a great tool for you to use to review and practice the different methods that your students can use to solve for the unknown/missing number in an equation. This is specifically designed for a first grade classroom but could also be applied to a second grade classroom.

Log in to see state-specific standards (only available in the US).
Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = ▯ - 3, 6 + 6 = ▯.
Understand subtraction as an unknown-addend problem. For example, subtract 10 – 8 by finding the number that makes 10 when added to 8.
Total Pages
3 pages
Answer Key
N/A
Teaching Duration
N/A
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