Converting 0.421991 to a Fraction
Step-by-step explanation of how to convert 0.421991 to a fraction

Result

0.421991 =
421991
1000000

Step 1: Identify the number of decimal places

The decimal 0.421991 has 6 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 106 = 1000000 to eliminate the decimal point.

0.421991 × 1000000 = 421991

Step 3: Write as a fraction

0.421991 =

421991
1000000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 421991 and 1000000.

GCD(421991, 1000000) = 1

Divide both the numerator and denominator by the GCD:

421991
1000000

=

421991 ÷ 1
1000000 ÷ 1

=

421991
1000000
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