Converting 1.21984 to a Fraction
Step-by-step explanation of how to convert 1.21984 to a fraction

Result

1.21984 =
3812
3125
Mixed number:
1
687
3125

Step 1: Identify the number of decimal places

The decimal 1.21984 has 5 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 105 = 100000 to eliminate the decimal point.

1.21984 × 100000 = 121984

Step 3: Write as a fraction

1.21984 =

121984
100000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 121984 and 100000.

GCD(121984, 100000) = 32

Divide both the numerator and denominator by the GCD:

121984
100000

=

121984 ÷ 32
100000 ÷ 32

=

3812
3125
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