Advanced Math topics
Adding Integers 
Adding Integers: Adding indicates moving right on the number line. However, when you add a negative it is the same as saying "adding the opposite of" therefore we move left on the number line.
You can also use "Counters" to add integers. Remember that 1 positive and 1 negative cancel each other out, creating zero.

Subtracting Integers 
Subtracting a number means moving left on the number line. When a number is negative

Multiplying & Dividing Integers
There are some simple to remember rules about multiplying and dividing with integers.
If the signs are the same the answer is Positive
If the signs are different the answer is Negative
If the signs are the same the answer is Positive
If the signs are different the answer is Negative