Converting 1.21991 to a Fraction
Step-by-step explanation of how to convert 1.21991 to a fraction

Result

1.21991 =
121991
100000
Mixed number:
1
21991
100000

Step 1: Identify the number of decimal places

The decimal 1.21991 has 5 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 105 = 100000 to eliminate the decimal point.

1.21991 × 100000 = 121991

Step 3: Write as a fraction

1.21991 =

121991
100000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 121991 and 100000.

GCD(121991, 100000) = 1

Divide both the numerator and denominator by the GCD:

121991
100000

=

121991 ÷ 1
100000 ÷ 1

=

121991
100000
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