Converting 21.80412 to a Fraction
Step-by-step explanation of how to convert 21.80412 to a fraction
Result
21.80412 =
545103
25000
Mixed number:
21
20103
25000
Step 1: Identify the number of decimal places
The decimal 21.80412 has 5 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 105 = 100000 to eliminate the decimal point.
21.80412 × 100000 = 2180412
Step 3: Write as a fraction
21.80412 =
2180412
100000
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 2180412 and 100000.
GCD(2180412, 100000) = 4
Divide both the numerator and denominator by the GCD:
2180412
100000
=
2180412 ÷ 4
100000 ÷ 4
=
545103
25000
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