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Arithmetic Operators

Tutorial December 11, 2024
javascript 

  let result = 10 + 5 * 2; // 20
  // Multiplication happens before addition
  // 10 + (5 * 2) = 10 + 10 = 20

  let resultWithParentheses = (10 + 5) * 2; // 30
  // Parentheses alter the order
  // (10 + 5) * 2 = 15 * 2 = 30
  • When adding a number and a string, JavaScript converts the number to a string and concatenates.

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