Converting 12.42 to a Fraction
Step-by-step explanation of how to convert 12.42 to a fraction
Result
12.42 =
621
50
Mixed number:
12
21
50
Step 1: Identify the number of decimal places
The decimal 12.42 has 2 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 102 = 100 to eliminate the decimal point.
12.42 × 100 = 1242
Step 3: Write as a fraction
12.42 =
1242
100
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 1242 and 100.
GCD(1242, 100) = 2
Divide both the numerator and denominator by the GCD:
1242
100
=
1242 ÷ 2
100 ÷ 2
=
621
50
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