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Relate subtraction facts involving fives and doubles




 

Videos solutions to help Grade 1 students learn how to relate subtraction facts involving fives and doubles to corresponding decompositions.

Common Core Standards: 1.OA.5, 1.OA.6, 1.OA.4

Related Topics:
Common Core Math Resources, Lesson Plans & Worksheets for all grades

Common Core Math Video Lessons, Math Worksheets and Games for Grade 1

Common Core Math Video Lessons, Math Worksheets and Games for all grades

New York State Common Core Math Module 1, Grade 1, Lesson 35


NYS Math Module 1, Grade 1, Lesson 35


Decomposition Strategies for Subtraction

Lesson 35 Homework

Solve the sets of number sentences. Write a related number sentence that would have the same number bond. Look for “easy groups” to cross off.
Subtract. Make a math drawing, like the ones above, for each. Write a number bond.
Solve. Visualize 5-groups to help you.
Complete the number sentence and number bond for each sentence.
Match the number sentence to the strategy that will helps you solve.




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