Unit 7 - Lesson 9 - Grade 2: Illustrative Mathematics
By Formative Library
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11 questions
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Grade 2 Unit 7
Lesson 9: Add Three-digit Numbers
CC BY 2021 Illustrative Mathematics®
Grade 2 Unit 7
Lesson 9: Add Three-digit Numbers
CC BY 2021 Illustrative Mathematics®
Lesson: Add Three-digit Numbers
Find the value of each expression mentally.
528 + 2
528 + 2
528 + 7
528 + 7
487 + 3
487 + 3
487 + 8
487 + 8
Find the value of each expression. Show your thinking.
384 + 409
384 + 409
757 + 152
757 + 152
262 + 438
262 + 438
575 + 166
575 + 166
Noah and Kiran showed how they found the value of 267 + 338.
How is Noah and Kiran’s work the same? How is it different?
How is Noah and Kiran’s work the same? How is it different?
Which student found the correct value? Explain or show your thinking.
Which student found the correct value? Explain or show your thinking.
Cool Down: Find the Sum
Priya used a diagram to find the value of 565 + 247.
Did she find the correct value? Explain or show your thinking.
Did she find the correct value? Explain or show your thinking.