Maths dictionary

What are the numerator and denominator?

In a fraction, the numerator is the top number (how many parts you have) and the denominator is the bottom number (how many equal parts make the whole).

Definition

In a fraction, the numerator is the top number (how many parts you have) and the denominator is the bottom number (how many equal parts make the whole).

Example

In 5/8 the numerator is 5 and the denominator is 8.

Tip

Remember: Denominator is Down.

Practise it

Learn it visually: Fractions and Equivalent Fractions (interactive lesson)
Play: Fraction Pizza
Worksheets: Equivalent fractions (Grade 4)
Online maths practice

Quick check: try these

Work each one out on paper, then tap the question to see the answer.

1/2 = ___/4
Answer: 2
1/2 = ___/12
Answer: 6
2/5 = ___/30
Answer: 12
7/21 = 1/___
Answer: 3

Learn it in depth

Numerator and denominator is part of Fractions for Class 6: notes, formulas, solved examples with every step, common mistakes and ten practice questions with answers. Want a teacher to go through it with you? See Class 6 maths tuition.

Related words

Fraction, Equivalent fraction

FAQ

Numerator and denominator: questions

What are the numerator and denominator?

In a fraction, the numerator is the top number (how many parts you have) and the denominator is the bottom number (how many equal parts make the whole). In 5/8 the numerator is 5 and the denominator is 8.

What is a common mistake with numerator and denominator?

Remember: Denominator is Down.

Where do students learn numerator and denominator?

Fractions is usually taught in Class 6, and the ideas come back in later classes. Chapter names and order differ by board and textbook, so follow your own textbook. We have a full page with notes, solved examples and practice questions.

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