Lesson: Subtracting Ones from Two-Digit Numbers on a Number Line Go Math! • Grade 2 • Common Core

Mathematics

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

Worksheet

Q1:

Use the number line to calculate .

Q2:

There are 15 students in a class. 6 of them are girls. Use the number line to find how many boys are in that class.

Q3:

What are the two numbers that should fill the empty boxes on this number line?

What is the calculation shown by this number line?

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