A fraction is a number that names an equal part of a
A number in the form
What are FRACTIONS?
Fractions are a part of the whole
We use fractions all the time.
Have you ever used a steel tape or a ruler?
Inches are divided into parts
Have you ever used a measuring cup?
Cups are divided into parts
Let’s draw a rectangle, and divide it in
two equal parts...
The red part of the rectangle represents a fraction…
1/2 (one half)
Parts of fractions
The number above the bar in a fraction. It tells how many of
the equal parts of the whole or group are being considered.
The number below the bar in a fraction. It tells the total
number of equal parts.
1 part shaded
3 parts shaded
2 equal parts
5 equal parts
in a whole
Types of fractions
– the top number (numerator) is
SMALLER than the bottom number
– the top number is LARGER than the
– a whole number and a fraction.
The denominator can never be equal to 0.
= Does not exist!
• A fraction with a numerator of 0 equals 0.
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