Lesson: Adding Ones to Two-Digit Numbers on a Number Line Mathematics • 1st Grade

In this lesson, we will learn how to add a one-digit number to a two-digit number when crossing a ten by modeling two jumps on a number line.

Sample Question Videos

Q1:

Use a number line to find the sum of .

Q2:

Use a number line to find the sum of .

Q3:

Use a number line to find the sum of .

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