6, Lesson 9, Unit 2, Grade 1, EngageNY icon
Problem Set

Problem Set

Lesson 9. Unit 2. Grade 1 EngageNY

EngageNY10 min(s)

This Problem Set is a part of the Lesson 9, Unit 2, Grade 1. In this lesson, students examine counting on and making ten as strategies for adding 8 and another single-digit number, and determine that since 10 is a "friendly number

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