Basic Arithmetic

The whole numbers are 0, 1, 2, , 3, etc ... and used to answer questions such as how many? how far? how fast?

You can use integers to deal with negative numbers to describe situations like temperatures below 0, or a balance in a checking account that is overdrawn

Learn about percent and how to use them in real life situations.

When we need to describe a part of a whole, such as one-half of a pie, three-quarters of an hour, or a one-third-pound burger, we can use fractions.