Greatest Common Divisor (GCD) of Numbers (A, B) and / or Reduction of Fraction   (A / B)  to  (a / b) The (A/B) arguments may be integers or decimal values.  Decimal ratios are converted into integer ratios.
A/B	Original Fraction
GCD	1
a/b	Reduced Fraction 1 / 1
=	Decimal Value 1

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Suggested random (A / B) test fraction to try above:

2197771196 / 8313700057

Copy/Paste random (A/B) test fraction to top yellow input box.