Converting 31.8 to a Fraction
Step-by-step explanation of how to convert 31.8 to a fraction
Result
31.8 =
159
5
Mixed number:
31
4
5
Step 1: Identify the number of decimal places
The decimal 31.8 has 1 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 101 = 10 to eliminate the decimal point.
31.8 × 10 = 318
Step 3: Write as a fraction
31.8 =
318
10
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 318 and 10.
GCD(318, 10) = 2
Divide both the numerator and denominator by the GCD:
318
10
=
318 ÷ 2
10 ÷ 2
=
159
5
Related Conversions
Other decimal to fraction conversions you might find useful
Common Fraction Conversions
Popular decimal to fraction conversions