## Introduction to Fractions

#### 1. What is a fraction?

A fraction is a part of a whole.

#### 2. What are numerator and denominator?

A fraction has got two numbers.

The top number is called the

The bottom number is called the

The top number is called the

**numerator**.The bottom number is called the

**denominator**.#### 3. Annie, Betty and Charlie shared a pizza that was cut into 4 slices.

Annie got 1 slice, Betty got 2 slices and Charlie got 1 slice.

What fraction of the pizza did each of them receive?

1 |

4 |

"1 upon 4" or

"1 over 4" or

"1 out of 4".

**Annie:**

Annie received 1 slice.

So, her share of the pizza was

1 |

4 |

The numerator, which is 1, tells us how many slices Annie got.

The denominator, which is 4, tells us how many equal slices the pizza was cut into.

**Betty:**

Betty received 2 slices of the pizza.

Betty's share of the pizza was

2 |

4 |

2 |

4 |

1 |

2 |

So, Betty's share of the pizza was

2 |

4 |

1 |

2 |

**Charlie:**

Charlie received 1 out of the 4 slices that the pizza was cut into.

Charlie's share of the pizza was

1 |

4 |