1. Introduction to Fractions

2. 4 pieces are the same as one whole pizza
A FRACTION is a number that represents a part of a whole.
1 whole pizza
Fractions are useful whenever you need to split things up.
4 pieces are the same as one whole pizza

3. Take a whole pizza… Split it into 4 pieces
Take a whole pizza… Split it into 4 pieces. 4 people can split it evenly.

4. 3 5
Look at this fraction: 3 5
of the scarf is blue.

5. = the total number of parts that equal a whole
3 5
= the number of parts
= the total number of parts that equal a whole

6. Numerator
(north)
3 5
Denominator
(down)

7. Which number is circled?
3 5
= denominator

8. Which number is circled?
3 5
= numerator

9. 3 5
can look like this:

10. What fraction of the stars are green?3 4

11. What fraction of the squares are yellow?1 2 3 6 =

12. What fraction of the instruments have strings?2 5

13. What fraction of the fish have stripes?3 5

14. What fraction of the pins are knocked down?3 10