Unit 7 - Lesson 9 - Grade 2: Illustrative Mathematics
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Last updated 9 months ago
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.
1
528 + 2
528 + 2
1
528 + 7
528 + 7
1
487 + 3
487 + 3
1
487 + 8
487 + 8
Find the value of each expression. Show your thinking.
1
384 + 409
384 + 409
1
757 + 152
757 + 152
1
262 + 438
262 + 438
1
575 + 166
575 + 166
Noah and Kiran showed how they found the value of 267 + 338.
1
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?
1
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.
1
Did she find the correct value? Explain or show your thinking.
Did she find the correct value? Explain or show your thinking.