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Use Manipulatives to Represent Subtraction




 


Videos and solutions to help Grade 2 students learn how to use manipulatives to represent subtraction with decompositions of 1 hundred as 10 tens and 1 ten as 10 ones.

Common Core Standards: 2.NBT.6, 2.NBT.7, 2.NBT.8, 2.NBT.9

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

Common Core Math Video Lessons, Math Worksheets and Games for Grade 2

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


New York State Common Core Math Module 4, Grade 2, Lesson 24


NYS Math Module 4 Grade 2 Lesson 24


Lesson 24 Homework

2. Solve using your place value chart and number disks. Unbundle the hundred or ten when necessary. Circle what you did to model each problem.
b. 174 – 58 = ______
I unbundled the hundred. Yes No
I unbundled a ten. Yes No

e. 145 - 76 = ______
I unbundled the hundred. Yes No
I unbundled a ten. Yes No

k. 145 – 37 =
I unbundled the hundred. Yes No
I unbundled a ten. Yes No





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