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Relate Math Drawings to Subtraction

Related Topics:
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



Examples, videos, and solutions to help Grade 2 students learn how to use math drawings to represent subtraction with and without decomposition and relate drawings to a written method.

Common Core Standards: 2.OA.1, 2.NBT.7, 2.NBT.9, 2.NBT.5

New York State Common Core Math Grade 2, Module 4, Lessons 13

NYS Math Module 4 Grade 2 Lesson 13

Lesson 13 Homework
1. Complete the problem by subtracting vertically. Use the place value chart and chips to model each problem. Show how you change 1 ten for 10 ones when necessary.
b. 54 – 28 = _____

2. Solve vertically. Draw a place value chart and chips to model each problem. Show how you change 1 ten for 10 ones when necessary.
a. 31 – 19 = _____
d. 67 – 44 = _____
d. 82 – 59 = _____



Subtraction Algorithm Represented as Chip Model
51 - 29 =
This video shows how to use the place value chart and chips to model the problem
52 - 18 =

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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