6, Lesson 21, Unit 2, Grade 3, EngageNY icon
Problem Set

Problem Set

Lesson 21. Unit 2. Grade 3 EngageNY

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This Problem Set is a part of the Lesson 21, Unit 2, Grade 3. In this lesson, students work in groups to measure the masses, lengths, and liquid volumes of various items. Then they estimate the sums and differences of their measurements, calculate the actual sums and differences, and make statements about the reasonableness of their answers using their estimated and actual values.

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