Lesson: Applied Arithmetic - 03

Percent Change

[Page 3 of 36]
Percentage Change is all about comparing old to new values.
  • Step 1: Calculate the change (subtract old value from the new value)
  • Step 2: Divide that change by the old value (you will get a decimal number)
  • Step 3: Convert that to a percentage (by multiplying by 100 and adding a "%" sign)
Note: if the new value is greater then the old value, it is a percentage increase, otherwise it is a decrease.

Video lesson on percent decrease

Where test-takers tend to get confused (as the test-maker well knows) is on Percent Change problems. However, these problems can be easy points for you, once you know how to set them up.

Percent Change = .

If you're ever confused about what the "original" amount is, note:

Percent increase (or greater) =

Percent decrease (or less) =

Video Lesson on Percent Increase

Back Next
div>

Next to display next topic in the chapter.

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

Quantitative Aptitude Reasoning English General Knowledge Picture Patterns

About us

EntryTest.com is a test preparation service for students seeking successful career.

About Disclaimer

Quick Test Prep

NUST NET IBA Karachi SAT LUMS LCAT LSE

 

NTS GAT NTS NAT GMAT GRE ACT

Study Abroad

Education Abroad Business Schools MS in USA