percentages

Card Set Information

Author:
Anonymous
ID:
133241
Filename:
percentages
Updated:
2012-02-06 15:01:26
Tags:
maths
Folders:

Description:
percentages explinations and questions
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user Anonymous on FreezingBlue Flashcards. What would you like to do?


  1. how to calculate 15% of 32 (convert 15% to a decimal)

    0.15x32=
    4.8
  2. what is 16
    40 as a percentage?
    numerator
    denominator X 100 (16 divide by 40) X 100=
    40%
  3. percentage change(profit or loss)
    the formular = % change = difference
    original amount X 100
    Question: Susan buys a a car for £1500 and sells it for £1800 what is her profit?
    20%
  4. Percentage increase and decrease

    1)increase $26 by 27%

    $26 = 100%
    new price = 127%
    mustiplying factor = 1.27
    new price= 26 x 1.27=

    2) decrease £2500 by 13%

    new price = 100 -13% = 87%
    multiplying factor = 0.87
    new price = 0.87 x 2500=
    • 1) $33.02
    • 2) 2175

What would you like to do?

Home > Flashcards > Print Preview