math.com
Home    |    Teacher    |    Parents    |    Glossary    |    About Us
Homework Help Practice Ask An Expert Calculators & Tools Games Store
© 2000-2005 Math.com. All rights reserved.     Please read our Privacy Policy.

The zero and the counting numbers (1,2,3,...) make up the set of whole numbers. But not every number is a whole number. Our decimal system lets us write numbers of all types and sizes, using a clever symbol called the decimal point.

As you move right from the decimal point, each place value is divided by 10.

Move your mouse cursor over the decimal number below to see its parts.

 

 

   Homework Help | Pre-Algebra | Numbers Email this page to a friend Email this page to a friend
Search



 ·  Place value

 ·  Decimal numbers

 ·  Estimating and
    rounding

 ·  Adding / subtracting
    decimals

 ·  Multiplying decimals

 ·  Dividing decimals

 ·  Percent

 ·  Exponents

 ·  Square roots

 ·  Signed integers

 ·  Adding and
    subtracting integers

 ·  Multiplying and
    dividing integers

 ·  Properties of integers


First Glance In Depth Examples Workout
First Glance   In Depth   Examples   Workout

Decimal numbers