Activity 5, Lesson 23, Unit 2, Grade 1 icon
Problem Set

Problem Set

Lesson 23. Unit 2. Grade 1 EngageNY

EngageNY10 min(s)

This Problem Set is a part of the Lesson 23, Unit 2, Grade 1. In this lesson, students use "counting on," "take from ten" strategies, or the "get to ten" strategy to solve "add to with change unknown" problems. (For example, "In the morning, there were 8 leaves on the floor under the ficus tree. During the day, more leaves fell on the floor.

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