# Adding and subtracting mixed numbers

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### Introduction

#### Lessons

- Simplify fractions: Method A - By using greatest common factors
- Simplify fractions: Method B - By using common factors
- What are equivalent fractions?
- How to add fractions?
- How to subtract frations?

• subtracting with improper fractions

• subtracting with mixed numbers - Proper fractions VS. Improper fractions VS. Mixed fractions

### Examples

#### Lessons

- Subtract or add using the given diagram.

- Subtract or add.
- Maren goes to soccer practice for $2\frac{4}{5}$ hour each day. In the morning, she has $1\frac{3}{4}$ hour of practice. How many hours of practice does she have in the afternoon?
- Hannah ran for $1\frac{1}{4}$ hour and then biked for $1\frac{2}{3}$ hour. For how long did she exercise?