Converting 20.42 to a Fraction
Step-by-step explanation of how to convert 20.42 to a fraction
Result
20.42 =
1021
50
Mixed number:
20
21
50
Step 1: Identify the number of decimal places
The decimal 20.42 has 2 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 102 = 100 to eliminate the decimal point.
20.42 × 100 = 2042
Step 3: Write as a fraction
20.42 =
2042
100
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 2042 and 100.
GCD(2042, 100) = 2
Divide both the numerator and denominator by the GCD:
2042
100
=
2042 ÷ 2
100 ÷ 2
=
1021
50
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