Glossary
- Counting Numbers
-
The counting numbers are the numbers 1, 2, 3, ….
- Number Line
-
A number line is used to visualize numbers. The numbers on the number line get larger as they go from left to right, and smaller as they go from right to left.
- Place Value system
-
Our number system is called a place value system because the value of a digit depends on its position, or place, in a number.
- Rounding
-
The process of approximating a number is called rounding.
- Whole Numbers
-
The whole numbers are the numbers 0, 1, 2, 3, ….
