Unit 3 - Lesson 8 - Grade 3: Illustrative Mathematics
By Formative Library
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Last updated 7 months ago
9 questions
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Grade 3 Unit 3
Lesson 8: Subtraction Algorithms (Part 1)
CC BY 2021 Illustrative Mathematics®
Grade 3 Unit 3
Lesson 8: Subtraction Algorithms (Part 1)
CC BY 2021 Illustrative Mathematics®
Lesson: Subtraction Algorithms (Part 1)
Find the value of each expression mentally.
100 - 98
100 - 98
101 - 99
101 - 99
200 - 98
200 - 98
204 - 98
204 - 98
Jada and Kiran found the value of 391 - 215. Their work is shown.
Explain how Kiran’s algorithm starts.
Explain how Kiran’s algorithm starts.
Explain how Kiran recorded the decomposition of the ten into more ones.
Explain how Kiran recorded the decomposition of the ten into more ones.
Finish Kiran’s work.
Finish Kiran’s work.
Match each diagram with an algorithm.
Match each diagram with an algorithm.
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Cool Down: Connect a Diagram and an Algorithm
Explain how the diagram matches the algorithm.
Explain how the diagram matches the algorithm.