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perspectivezoom/instance_method_calculator.rb

Created June 12, 2012 22:55
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instance_method_calculator.rb
class Numeric
def add(n)
self + n
end
def subtract(n)
self-n
end
def multiply_by(n)
self * n
end
def divided_by(n)
self.to_f / n
end
end
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