Update divisible-by-number.md

snippets/divisible-by-number.md

@@ -1,9 +1,7 @@
 ### Divisible by number
 
-Using the module operator `%` we can check if the reminder is equal
+Use the modulo operator (`%`) to check if the remainder is equal to `0`.
-to zero. In this case the function returns `true`. We can use this
-function for checking if a number is even or odd passing 2 as `divisor`
 
 ```js
-var isDivisible = (dividend, divisor) => dividend % divisor === 0;
+const isDivisible = (dividend, divisor) => dividend % divisor === 0;
 ```