Fractions

Lesson

You may have learned about fractions as areas of shapes.

Now watch this video to learn more about using shapes to understand fractions.

Remember, with any fraction model the:

- denominator (the bottom number of the fraction) is the number of equal pieces to make the whole.
- numerator (the top number of the fraction) is the number of equal pieces in the fraction.

The shape on the right is divided along the dotted lines and split into a new shape.

Whole Shape |

What fraction of the original is this new shape?

**New Shape**

The shape on the right is used to make a larger shape.

Original Shape |

This is the shape we make:

**Larger Shape**What fraction of the

**Larger Shape**is the**Original Shape**?

Use a range of additive and simple multiplicative strategies with whole numbers, fractions, decimals, and percentages.