Subtraction within 20 Strategies

Subtraction within 20 Strategies
Subtraction within 20 Strategies
Subtraction within 20 Strategies
Subtraction within 20 Strategies
Subtraction within 20 Strategies
Subtraction within 20 Strategies
Subtraction within 20 Strategies
Subtraction within 20 Strategies
File Type

NOTEBOOK (SMARTboard) File

(716 KB|9 pages)
Standards
  • Product Description
  • StandardsNEW

Students practice writing subtraction sentences based on basic word problems. They can use double ten frames and number lines to help them then subtract within 20. The last two pages students can complete on their own.

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Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
Total Pages
9 pages
Answer Key
N/A
Teaching Duration
30 minutes
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