Converting 20.858 to a Fraction
Step-by-step explanation of how to convert 20.858 to a fraction

Result

20.858 =
10429
500
Mixed number:
20
429
500

Step 1: Identify the number of decimal places

The decimal 20.858 has 3 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 103 = 1000 to eliminate the decimal point.

20.858 × 1000 = 20858

Step 3: Write as a fraction

20.858 =

20858
1000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 20858 and 1000.

GCD(20858, 1000) = 2

Divide both the numerator and denominator by the GCD:

20858
1000

=

20858 ÷ 2
1000 ÷ 2

=

10429
500
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