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Lesson Plans and Worksheets for Grade 2

Lesson Plans and Worksheets for all Grades

More Lessons for Grade 2

Common Core For Grade 2

Videos, examples, lessons, songs, and solutions to help Grade 2 students learn to represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram.

Common Core: 2.MD.6

### Suggested Learning Target

**2.MD.6 - Addition Using the Number Line**

This video shows how to add using the number line. This is one helpful way to model addition problems by drawing it out and addresses the Common Core State Standards for Mathematics objective: 2.MD.6 from the "relate addition and subtraction to length" cluster.

**Number Line Addition**
**2nd grade Number line Strategy for addition**

Example:

On Saturday, Kira and Jack counted animals in the park. They counted 23 pigeons and 37 squirrels. How many animals did they count?

Example:

Kira has 46 ocean stickers. How many more ocean stickers does Kira need to have 70 ocean stickers?**Number Line Addition Song**
**2.MD.6 - Subtraction Using the Number Line**

This video shows how to add using the number line. This is one helpful way to model subtraction problems by drawing it out and addresses the Common Core State Standards for Mathematics objective: 2.MD.6 from the "relate addition and subtraction to length" cluster.**Number Line Subtraction Song**
**Number line Addition and Subtraction**

Using a number line to add and subtract.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

Lesson Plans and Worksheets for Grade 2

Lesson Plans and Worksheets for all Grades

More Lessons for Grade 2

Common Core For Grade 2

Common Core: 2.MD.6

- I can create a number line with whole number intervals (equal spacing).
- I can represent whole numbers on a number line.
- I can find sums and differences within 100 using a number line.
- I can locate and represent points on a number line
- I can apply knowledge of anchor points (e.g., 5, 10, 25, 50, 75) as being half-way points between numerals

This video shows how to add using the number line. This is one helpful way to model addition problems by drawing it out and addresses the Common Core State Standards for Mathematics objective: 2.MD.6 from the "relate addition and subtraction to length" cluster.

Example:

On Saturday, Kira and Jack counted animals in the park. They counted 23 pigeons and 37 squirrels. How many animals did they count?

Example:

Kira has 46 ocean stickers. How many more ocean stickers does Kira need to have 70 ocean stickers?

This video shows how to add using the number line. This is one helpful way to model subtraction problems by drawing it out and addresses the Common Core State Standards for Mathematics objective: 2.MD.6 from the "relate addition and subtraction to length" cluster.

Using a number line to add and subtract.

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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