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freeCodeCamp/guide/english/certifications/javascript-algorithms-and-data-structures/basic-javascript/decrement-a-number-with-javascript/index.md
Randell Dawson 1494a50123 fix(guide): restructure curriculum guide articles (#36501) 
* fix: restructure certifications guide articles
* fix: added 3 dashes line before prob expl
* fix: added 3 dashes line before hints
* fix: added 3 dashes line before solutions
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title
Decrement a Number with JavaScript

Decrement a Number with JavaScript

Hints

Hint 1

Decrement a number using the '--' operator:

var a = 5;
a--; // Now, 'a' is 4
--a; // Now, 'a' is 3