4/20 Simplified
The fraction 4/20 written in its simplest form.
4/20 in simplest form
1/5
= 0.2 as a decimal · 20% as a percentage
How it works
To reduce a fraction, divide the numerator and denominator by their greatest common factor (GCF).
- GCF of 4 and 20 = 4
- 4 ÷ 4 = 1
- 20 ÷ 4 = 5
So 4/20 = 1/5, which cannot be reduced further because 1 and 5 share no common factor other than 1.
Equivalent fractions
4/20 = 1/5 = 2/10 = 3/15 = 4/20 — all equal to 0.2.
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Frequently asked questions
What is 4/20 in simplest form?+
4/20 simplifies to 1/5. Both the numerator and denominator share a greatest common factor of 4, and dividing each by 4 gives 1/5.
How do you simplify 4/20?+
Find the greatest common factor (GCF) of 4 and 20, which is 4, then divide the top and bottom by it: 4 ÷ 4 = 1 and 20 ÷ 4 = 5, giving 1/5.