0.8 as a Fraction

Step-by-step explanation of how to convert 0.8 to a fraction.

Result
The decimal converted to a fraction
0.8
4
5

Step-by-Step Solution:

  1. 1

    Identify the decimal places

    0.8 has 1 decimal places.
  2. 2

    Multiply by the appropriate power of 10

    0.8 × 101 = 8
  3. 3

    Write as a fraction

    8
    10
  4. 4

    Simplify the fraction

    Find the greatest common divisor (GCD) of 8 and 10

    GCD = 2

    Numerator:

    8 2 = 4

    Denominator:

    10 2 = 5
  5. 5

    Final result

    The decimal 0.8 as a fraction is:

    4
    5
Decimal Properties
Information about this decimal number
Decimal Value:0.8
Fraction Form:4/5
Decimal Places:1
Whole Number Part:0
Decimal Part:0.8
Simplified By:GCD of 2
Percentage:80.00%
Navigation
Explore other decimal to fraction conversions
0.790.81
Try Another Conversion
Real-World Examples of 0.8
Practical applications of this decimal value
  • 0.8 is more than three-quarters but less than a whole unit.
  • In academic grading, 80% might represent a high score on an assessment.
  • In decimal form, 0.8 can be used directly in calculations, while its fraction form 4/5 is often more precise for certain mathematical operations.
Back to Decimal to Fraction Calculator