Converting 3.20405 to a Fraction
Step-by-step explanation of how to convert 3.20405 to a fraction
Result
3.20405 =
64081
20000
Mixed number:
3
4081
20000
Step 1: Identify the number of decimal places
The decimal 3.20405 has 5 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 105 = 100000 to eliminate the decimal point.
3.20405 × 100000 = 320405
Step 3: Write as a fraction
3.20405 =
320405
100000
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 320405 and 100000.
GCD(320405, 100000) = 5
Divide both the numerator and denominator by the GCD:
320405
100000
=
320405 ÷ 5
100000 ÷ 5
=
64081
20000
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