Unit 6, Lesson 14, Grade 1 icon
Unit 6, Lesson 14

Add a pair of two-digit numbers when the ones digits have a sum greater than 10 using decomposition.

EngageNY 60 min(s)

In this lesson, students add a pair of two-digit numbers when the ones digits have a sum greater than 10 (for example, 56 + 28). In order to solve these problems, they rely on strategies developed in previous units, such as taking apart, making ten, and adding on the tens.

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