calc.rb

class Calc

  # Creates getters and setters for num1 and num2
  attr_accessor :num1, :num2 

  def initialize(num1, num2)
    @num1 = num1
    @num2 = num2
  end

  def add
    #string interpolation
    puts "#{@num1 + @num2}" 
  end
end

c = Calc.new(1,2)
c.add