Whole Number
Whole Numbers in Pre Algebra is the basis of the mathematics foundation throughout your high school career without a full understanding of these topics in this chapter will cause greater difficulty in the future.
Adding/Subtracting Whole Numbers
Basic Arithmetic you've learned for years now.
5+5=10
5-4=1
7+2-3+4-5=5
Multiplying Whole Numbers
7*3=21 can be easy understood by rewriting it as 7+7+7 or 3 sevens.
Division is the opposite
4/2=2 basically how many twos do you need in order to reach four
If You understand these concepts but are still a little shaky try the quiz below.