Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °
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#1 2005-11-06 01:36:25
- torx
- Guest
Percentage Reduction
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
#2 2005-11-06 01:40:15
- mathsyperson
- Moderator
Offline
Re: Percentage Reduction
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.
#3 2005-11-06 01:41:45
- torx
- Guest
Re: Percentage Reduction
Lol??
that was lightning speed response.
you either are
a. Supercomputer
b. Superman
Thanks for helping though!
#4 2005-11-14 10:39:52
- Mark - from england
- Guest
Re: Percentage Reduction
It is "maths" with an S. Good site for revision however, thanks
#5 2005-11-14 16:42:10
- MathsIsFun
- Administrator
Offline
Re: Percentage Reduction
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
#6 2005-11-14 18:20:13
- justlookingforthemoment
- Moderator
-
Offline
Re: Percentage Reduction
Mathsyperson is a real person, but with some supercomputer and superman parts built in. 