Unit 4, Lesson 27, Grade 1 icon
Unit 4, Lesson 27

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

EngageNY 60 min(s)

In this lesson, students practice adding tens and ones when the ones digits have a sum greater than 10 (such as 19 + 15), methods for which were introduced in the previous lesson.

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