fix typo on Remainder %

Author: cerealexperiments

1-js/02-first-steps/08-operators/article.md

@@ -52,7 +52,7 @@ For instance:
 ```js run
 alert( 5 % 2 ); // 1, a remainder of 5 divided by 2
 alert( 8 % 3 ); // 2, a remainder of 8 divided by 3
-alert( 8 % 4 ); // 2, 0 remainder of 8 divided by 4
+alert( 8 % 4 ); // 0, a remainder of 8 divided by 4
 ```
 
 ### Exponentiation **