Converting 0.643658 to a Fraction
Step-by-step explanation of how to convert 0.643658 to a fraction

Result

0.643658 =
321829
500000

Step 1: Identify the number of decimal places

The decimal 0.643658 has 6 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 106 = 1000000 to eliminate the decimal point.

0.643658 × 1000000 = 643658

Step 3: Write as a fraction

0.643658 =

643658
1000000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 643658 and 1000000.

GCD(643658, 1000000) = 2

Divide both the numerator and denominator by the GCD:

643658
1000000

=

643658 ÷ 2
1000000 ÷ 2

=

321829
500000
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