Fractions on a Number Line
Placing fractions on a number line shows their value relative to whole numbers and helps compare and order fractions.
What You Need to Know
Key Concept Diagram
A number line from 0 to 1 can be divided into equal parts to show fractions
The denominator tells you how many equal parts the whole is divided into
The numerator tells you how many parts from zero you count along the line
Fractions with the same denominator are easy to order on a number line
Key Vocabulary
Numerator
The top number of a fraction — tells how many parts are counted
Denominator
The bottom number of a fraction — tells how many equal parts the whole is divided into
Number line
A straight line with numbers placed at equal intervals, used to show and compare values
Benchmark fraction
A commonly used fraction such as ½, ¼, or ¾ that helps estimate other fractions
Knowledge Check
Select the correct answer for each question. Click "Check Answer" to see if you are right.
Question 1
A number line from 0 to 1 is divided into 8 equal parts. What fraction is at the 3rd mark?
Question 2
Which fraction is closest to 1 on a number line?
Question 3
On a number line, which fraction is between 1/2 and 1?
Key Concepts Summary
- ●A number line from 0 to 1 can be divided into equal parts to show fractions
- ●The denominator tells you how many equal parts the whole is divided into
- ●The numerator tells you how many parts from zero you count along the line
- ●Fractions with the same denominator are easy to order on a number line