By Kristen PurcellJudy Buchanan and Linda Friedrich AP and NWP teachers participating in the survey report giving students written assignments ranging from research papers to short responses, journaling, and creative writing.
Info Working with percentages This study guide explains the various ways percentages can be used to compare values, quantify change and how to increase or decrease values.
For a printer-friendly PDF version of this guide, click here This guide is designed to help you use percentages in your work and daily life.
It explains how to use percentages to compare values, how to quantify changes using percentages, and how to calculate the amount represented by a percentage increase or decrease.
Percentages are used in these ways as a simplified means of conveying size or scale or value Percentage means parts out of and is the same as a fraction with a denominator bottom of Using percentages to compare information Whilst researching for an essay or dissertation you may come across many sources of data in tables, graphs or reports which you would like to incorporate into your work.
However, this can be difficult if they do not share a common base line. Percentages are useful for comparing information where the sample sizes or totals are different. By converting different data to percentages you can readily compare them.
When writing numbers in your essay, the general rule is that whole numbers below 10 should always be spelled out. You would assert that there are "three cars" or "eight baseballs.". Free Essays words | ( pages) | Preview The Effects Of Advertising On The Youth Market For instance, the in-home-use data suggests that about 40% of the age group would “definitely buy Eclipse” after an in-home-use, about 17% higher than the younger age group of The next time you must write a formal paper, make certain you have the correct style guide to use when creating the document. Some style manuals want you to write out "percent" after a number, and others may prefer that you use the percentage symbol instead.
For example, the following table Write out percentages in essays sales of CDs, LPs, cassettes and singles in and However, if the number of sales in each format LP, CD etc.
For example, the conversion from the actual number of CD sales in to a percentage can be done in the following way: Determine the fraction of the total music sales represented by CDs in These four stages can be summarised by the following formula: Table 2 Converting the music sales to percentages makes it easier to compare the sales according to the music format.
For example, table 2 shows that in Calculating percentage change Percentages are also very useful if you wish to quantify change. This is because they provide a result in the form of parts per hundred that is usually more readily understandable and comparable than when the information is presented as raw values.
Using the information presented in table 1 the decrease in cassette sales between and can be calculated as a percentage. Determine the difference between the and cassette sales: When calculating the percentage change between two values it is important to determine the correct base from which to calculate the percentage change i.
This is because the percentage change from a low number to a higher number is not the same as the percentage change from the same higher number to the same lower number. The reverse process is where the actual amount represented by a particular percentage is to be calculated.
Typical examples of the use of percentages in this way are in shop sales, where the prices have been reduced by a certain percentage, or bank charges where interest rates are expressed as a percentage.
Again the use of the term percentage expresses the amount in terms of parts per hundred. There are two ways of calculating the new value of the item following a percentage increase or reduction.
The first method is to calculate the amount that the item has been reduced by: You can use the same methods to calculate the value of percentage increases. Again there are two methods.
Either calculate the actual amount by which your savings have increased: Summary This guide has shown three main uses of percentages and how to perform calculations for each of these.
Percentages are related to fractions and decimals and express values in the common currency of parts per hundred. Expressing values in the form of percentages in your work will enable you to readily compare information from different sources, quantify change over time and find the amount by which something has increased or decreased following a percentage change.
Whilst you will come across data that is already presented as percentages remember that you can also convert data from tables and graphs that you find in books, journals and other publications into percentages in order to make useful comparisons.May 31, · The percentages of males and females in the base of customers are almost the same (52% are male and 48% are female).
Interestingly, 65% . When writing numbers in your essay, the general rule is that whole numbers below 10 should always be spelled out. You would assert that there are "three cars" or "eight baseballs.".
write custom essays help childcare student assignment. If you are out of water or have an immediate need, please contact us at: 5 the first three uses are idiomatic and must appreciate pluri- lingualism as a per~ centage of percentages figuring homework help with students in the ongoing sedimentation, or building up, over.
Mastering how to write a thesis statement in middle school is an essential skill that every high school student ought to grasp. It is essential because you are making your first step into the world of essay writing, which largely revolves around thesis statements.
May 14, · Only write out percent if alone or if the number that precedes it is the first word in a sentence (which means it will need to be written out, too). Because percentages will always be figures, you'll most often use the symbol for percent. Under the MLA style guide, write numbers out and add the word "percent" behind the number.
For scientific papers, you can use the percent symbol, but check the guide you're using to .