8. Fractions

Lesson

Can you divide 8 into 2 equal groups? Can you share 24 equally between 3 groups? Practice this concept below.

We need to equally share these apples between 4 people. How many does each person get?

Worked Solution

Idea summary

A picture or an array can help us share or divide an amount between groups.

Fractions are closely related to division. For example, sharing equally between two groups is also called **halving**. One half can be written as \dfrac{1}{2}. Let's learn more about halves, thirds, fourths and fifths.

Here is a fraction bar.

Complete the statements below.

a

This fraction bar has ⬚ equal parts.

Worked Solution

b

Each part is \dfrac{⬚}{⬚} of the whole.

Worked Solution

Idea summary

When writing fractions:

The number of equal parts the whole is divided into is the

**denominator**(bottom number).The

**numerator**(top number) is how many parts that are shaded, and so shows the value of the fraction.

represents, models and compares commonly used fractions and decimals