Converting 1.689978 to a Fraction
Step-by-step explanation of how to convert 1.689978 to a fraction

Result

1.689978 =
844989
500000
Mixed number:
1
344989
500000

Step 1: Identify the number of decimal places

The decimal 1.689978 has 6 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 106 = 1000000 to eliminate the decimal point.

1.689978 × 1000000 = 1689978

Step 3: Write as a fraction

1.689978 =

1689978
1000000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 1689978 and 1000000.

GCD(1689978, 1000000) = 2

Divide both the numerator and denominator by the GCD:

1689978
1000000

=

1689978 ÷ 2
1000000 ÷ 2

=

844989
500000
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