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**torx****Guest**

Okay im not sure what this term means..

issit:

Assuming original cost = 10

Reduced Cost = 2

Amt reduced = 8

1. 8/10

2. 2/10

**mathsyperson****Moderator**- Registered: 2005-06-22
- Posts: 4,900

Percentage reduction is (Old amount - New amount) ÷ Old Amount x 100%

In your example, the new amount is 2 and the old amount is 10, so the percentage reduction would be (10 - 2) ÷ 10 x 100% = 80%.

Why did the vector cross the road?

It wanted to be normal.

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**torx****Guest**

Lol??

that was lightning speed response.

you either are

a. Supercomputer

b. Superman

Thanks for helping though!

**Mark - from england****Guest**

It is "maths" with an S. Good site for revision however, thanks

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,657

Glad you got some value here.

(Maybe it could be "mathematics" with an EMATICS)

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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**justlookingforthemoment****Moderator**- Registered: 2005-05-26
- Posts: 2,161

Mathsyperson is a real person, but with some supercomputer and superman parts built in.

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