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,
Core Math Resources, Lesson Plans & Worksheets for all grades
Common Core Math
Video Lessons, Math Worksheets and Games for Grade 1
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.