Use Manipulatives to Represent Subtraction
Common Core Math Resources, Lesson Plans & Worksheets for all grades
Common Core Math Lessons, Math Worksheets and Games for Grade 2
Common Core Math Lessons, Math Worksheets and Games for all grades
Example, 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
New York State Common Core Math Module 4, Grade 2, Lesson 24
NYS Math Module 4 Grade 2 Lesson 24
Worksheets for Grade 2Lesson 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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Move all cards to the foundations to build four full sequences. There are two versions here: Penguin (Tuxedo) and Penguin (Original).
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This is similar to the common Klondike Solitaire except for a few changes to make it more strategic.
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