Converting 21.81984 to a Fraction
Step-by-step explanation of how to convert 21.81984 to a fraction
Result
21.81984 =
68187
3125
Mixed number:
21
2562
3125
Step 1: Identify the number of decimal places
The decimal 21.81984 has 5 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 105 = 100000 to eliminate the decimal point.
21.81984 × 100000 = 2181984
Step 3: Write as a fraction
21.81984 =
2181984
100000
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 2181984 and 100000.
GCD(2181984, 100000) = 32
Divide both the numerator and denominator by the GCD:
2181984
100000
=
2181984 ÷ 32
100000 ÷ 32
=
68187
3125
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