+ (Addition) vs - (Subtraction)
+ (Addition) and - (Subtraction) are both JavaScript Operators APIs, and choosing between them is a common point of confusion. This page compares their syntax, parameters, return values, and typical use cases so you can pick the right one. + (Addition): Adds numbers or concatenates strings. Its syntax is a + b. - (Subtraction): Subtracts numbers. Its syntax is a - b. Example of + (Addition): 5 + 3 // 8. Example of - (Subtraction): 10 - 3 // 7. Read the full references for + (Addition) and - (Subtraction) to see edge cases, time complexity, browser support, and the mistakes developers most often make with each. Other Operators APIs worth comparing: * (Multiplication), === (Strict Equality), && (Logical AND), || (Logical OR), ?? (Nullish Coalescing), ?. (Optional Chaining). Both belong to the Operators category in the JS Reference documentation, which covers 39 entries in total.