20/100 Simplified
The fraction 20/100 written in its simplest form.
20/100 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 20 and 100 = 20
- 20 ÷ 20 = 1
- 100 ÷ 20 = 5
So 20/100 = 1/5, which cannot be reduced further because 1 and 5 share no common factor other than 1.
Equivalent fractions
20/100 = 1/5 = 2/10 = 3/15 = 4/20 — all equal to 0.2.
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Frequently asked questions
What is 20/100 in simplest form?+
20/100 simplifies to 1/5. Both the numerator and denominator share a greatest common factor of 20, and dividing each by 20 gives 1/5.
How do you simplify 20/100?+
Find the greatest common factor (GCF) of 20 and 100, which is 20, then divide the top and bottom by it: 20 ÷ 20 = 1 and 100 ÷ 20 = 5, giving 1/5.