Lesson

You may have already looked at representing fractions with fraction bars . Let's try this question to remember how we can use a fraction bar to model a fraction.

Which of the following shows \dfrac{1}{2} on the fraction bar?

A

B

C

D

Worked Solution

Idea summary

For a fraction bar to represent a fraction, the bottom number (denominator) tells us how many equal pieces the fraction bar should be broken into. The top number (numerator) tells us the number of pieces that should be shaded.

Now watch this video to learn about fractions as a point on the number line.

What value is missing from the number line below?

Worked Solution

Idea summary

For fractions on a number line:

- The
**denominator**(bottom number) is the number of equal parts the length from 0 to 1 is divided into. - The
**numerator**(top number) is how many parts the fraction is from 0.

represents, models and compares commonly used fractions and decimals