Converting 1.28509 to a Fraction
Step-by-step explanation of how to convert 1.28509 to a fraction

Result

1.28509 =
128509
100000
Mixed number:
1
28509
100000

Step 1: Identify the number of decimal places

The decimal 1.28509 has 5 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 105 = 100000 to eliminate the decimal point.

1.28509 × 100000 = 128509

Step 3: Write as a fraction

1.28509 =

128509
100000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 128509 and 100000.

GCD(128509, 100000) = 1

Divide both the numerator and denominator by the GCD:

128509
100000

=

128509 ÷ 1
100000 ÷ 1

=

128509
100000
Related Conversions
Other decimal to fraction conversions you might find useful