Converting 31.15 to a Fraction
Step-by-step explanation of how to convert 31.15 to a fraction
Result
31.15 =
623
20
Mixed number:
31
3
20
Step 1: Identify the number of decimal places
The decimal 31.15 has 2 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 102 = 100 to eliminate the decimal point.
31.15 × 100 = 3115
Step 3: Write as a fraction
31.15 =
3115
100
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 3115 and 100.
GCD(3115, 100) = 5
Divide both the numerator and denominator by the GCD:
3115
100
=
3115 ÷ 5
100 ÷ 5
=
623
20
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