Monday, January 17, 2011

Final Percent Post

What is a Percent??

  • A percent is a number out of one hundred.

4.1 Representing Percents

  • To represent a percent you can use a hundred grid
  • If all of the squares are coloured in then that is 100%
  • To represent a fractional percent in between 0 and 1% you colour in part of one little square

4.2 Fractions, Decimals, and Percents

  • Fractions decimals and percents can be used to represent numbers
  • Percents can be shown as a......
  • Fractions or a
  • Decimals
  • (example) 250% = 250 /100

4.3 Percent of a Number

  • You can use mental math stratagies such as doubling, halving, doubling or dividing by ten to find the percent of some numbers.

4.4 Combining Percents

  • To solve problems like this you can do that by adding
  • a good example is 5% + 7% = 12%
  • Percents can be used to determine the amounts that result from consecutive percents increasing or decreasing

Here is a website about percents.

Here is the video I created.

Hope it helps! (:

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