Simplify 80/420 to Lowest Terms
80/420 simplified to its lowest terms is 4/21 (or 0.190476 in decimal). See how to reduce 80/420 using Greatest Common Divisor (GCD = 20).
Exact Answer
80/420 = 4/21
Simplified Fraction
4/21
Mixed Number
Proper (4/21)
Decimal Value
0.190476
Percentage
19.0476%
Step-by-Step Solution: 80/420 = 4/21
Step 1
Find the Factors of the Numerator and Denominator
List the positive factors of both numbers:
• Factors of 80:
• Factors of 420:
• Factors of 80:
1, 2, 4, 5, 8, 10, 16, 20, 40, 80• Factors of 420:
1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35
GCD(80, 420) = 20
Step 2
Divide Both by the Greatest Common Divisor (GCD)
The Greatest Common Divisor (GCD) is 20. Divide both the numerator (80) and denominator (420) by 20.
80 ÷ 20/420 ÷ 20 = 4/21
Visual Representation
The diagram below illustrates Simplify 80/420 visually:
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Lowest Terms Fraction | 4/21 |
| Mixed Number Form | 4/21 |
| Decimal Form | 0.190476 |
| Percentage | 19.0476% |
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Frequently Asked Questions
What is 80/420 in simplest form?
80/420 simplified to lowest terms is 4/21.
What is the GCD (GCF) of 80 and 420?
The Greatest Common Divisor (GCD) of 80 and 420 is 20.
What are equivalent fractions to 80/420?
Equivalent fractions to 80/420 include 8/42, 12/63, and 16/84.