A few of Ruby's assignment operators : Math Operators « Language Basics « Ruby

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Ruby » Language Basics » Math Operators   A few of Ruby's assignment operators x = 12 # assignment puts x += 1 # abbreviated assignment add puts x -= 1 # abbreviated assignment subtract puts x *= 2 # abbreviated assignment multiply puts x /= 2 # abbreviated assignment divide   Related examples in the same category 1.  get acquainted with math operations in Ruby 2.  Using Math Operators 3.  Some of the operators have assignment shortcuts 4.  unary operators, + and -, which indicate negative and positive numbers 5.  methods such as div, modulo, divmod, quo, and remainder. 6.  Division and Truncation 7.  be careful when you use the div method 8.  Abbreviated Assignment Operators 9.  note Ruby does not have ++

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