diff --git a/guide/english/javascript/arithmetic-operation/index.md b/guide/english/javascript/arithmetic-operation/index.md
index b3d1e599fc..cccc71d414 100644
--- a/guide/english/javascript/arithmetic-operation/index.md
+++ b/guide/english/javascript/arithmetic-operation/index.md
@@ -18,7 +18,7 @@ JavaScript provides the user with five arithmetic operators: `+`, `-`, `*`, `/`
     5 + "foo"      // concatenates the string and the number and returns "5foo"
     "foo" + "bar"  // concatenates the strings and returns "foobar"
 
-_Hint:_ There is a handy <a href='https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators#Increment_(' target='_blank' rel='nofollow'>increment</a>) operator that is a great shortcut when you're adding numbers by 1.
+_Hint:_ There is a handy <a href='https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators#Increment' target='_blank' rel='nofollow'>increment</a>(++) operator that is a great shortcut when you're adding numbers by 1.
 
 ## Subtraction
 
@@ -34,7 +34,7 @@ _Hint:_ There is a handy <a href='https://developer.mozilla.org/en-US/docs/Web/J
     true - 3   // interprets true as 1 and returns -2
     5 - "foo"  // returns NaN (Not a Number)
 
-_Hint:_ There is a handy <a href='https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators#Decrement_(--' target='_blank' rel='nofollow'>decrement</a>) operator that is a great shortcut when you're subtracting numbers by 1.
+_Hint:_ There is a handy <a href='https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators#Decrement_(--' target='_blank' rel='nofollow'>decrement</a>(--) operator that is a great shortcut when you're subtracting numbers by 1.
 
 ## Multiplication