* Site-Outage Notice: Our engineering elves will be tweaking the Shmoop site from Monday, December 22 10:00 PM PST to Tuesday, December 23 5:00 AM PST. The site will be unavailable during this time.
Dismiss
© 2014 Shmoop University, Inc. All rights reserved.
Types of Numbers

Types of Numbers

Things to Do with Real Numbers Examples

Example 1

Since -200 is to the left of 5 on the number line, we say that -200 is less than 5. This is abbreviated in symbols by:

Example 2

Remember that the absolute value of a number is the number of steps it takes to reach that number from zero. (You can only take one step at a time. We're very impressed that you can jump all the way from 3 to 7 in a single bound, but you're going to have to pull it back a skosh.) |-200| = 200 so, the absolute value of (-200) is greater than 5. Show this as an inequality.

Example 3

Show n in an inequality if n is any positive number...

Advertisement
Noodle's College Search
Advertisement
Advertisement
Advertisement