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Ruby | Rational – method
  • Last Updated : 20 Jan, 2021

The is an inbuilt method in Ruby returns the rational number by performing subtraction between two rational numbers.

Syntax: rat1 – rat2

Parameters: The function accepts no parameter

Return Value: It returns the rational number by performing subtraction between two rational numbers. 
 

Example 1:  



Ruby




# Ruby program for - method
 
# Initialize rational number
rat1 = Rational(-2, 9)
rat2 = Rational(9, -2)
 
# Prints the rational number
puts rat1 - rat2


Output

77/18

Example 2

Ruby




# Ruby program for - method
 
# Initialize rational number
rat1 = Rational(-2, 9)
 
# Prints the rational number
puts rat1 - 2


Output

-20/9

 

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