5th Grade · Number & Operations—Fractions
Denominator
5.NF.A.1
Definition
The bottom number of a fraction, showing the total number of equal parts in the whole.
Examples
- In 3/5, the denominator is 5 (total parts).
- In 7/8, the denominator is 8.
Key rule
The denominator tells how many equal parts make up the whole.
Memory hook
The denominator is down below, naming the whole.