Converting 20.57 to a Fraction
Step-by-step explanation of how to convert 20.57 to a fraction
Result
20.57 =
2057
100
Mixed number:
20
57
100
Step 1: Identify the number of decimal places
The decimal 20.57 has 2 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 102 = 100 to eliminate the decimal point.
20.57 × 100 = 2057
Step 3: Write as a fraction
20.57 =
2057
100
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 2057 and 100.
GCD(2057, 100) = 1
Divide both the numerator and denominator by the GCD:
2057
100
=
2057 ÷ 1
100 ÷ 1
=
2057
100
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