Skill: Locate unit fractions on a number line

Explanation and Free Practice Resources

A unit fraction has the form $1/b$ and represents one of $b$ equal parts of one whole. On a number line from 0 to 1, the interval is partitioned into $b$ equal lengths, and $1/b$ is located at the first partition point; this connects the denominator to the size and position of the part and establishes that larger denominators produce smaller unit fractions within the same whole.

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Detailed Explanation: Locate unit fractions on a number line

A unit fraction has $1$ on top, such as $\frac{1}{4}$ . The denominator tells how many equal parts make one whole.

To locate $\frac{1}{4}$ on a number line:

Draw a number line from $0$ to $1$ .
Divide the space between $0$ and $1$ into $4$ equal parts because the denominator is $4$ .
Count one part from $0$ . The first mark is $\frac{1}{4}$ .

So, $\frac{1}{4}$ is located at the first partition point to the right of $0$ . It represents one of four equal parts of the whole interval from $0$ to $1$ .

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Number Line - Simple Fractions, Select Dot - From Ticks

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