Sunday, January 16, 2011

Final Percent Post


1. Percent means a number out of a hundred. It can be represented as a fraction and decimal.
Ex. 50%, 0.5, 50/100f
Representing Percents
-percents can be represented in a hundred grid
2
0%






Fractions, Decimals, Percents
Percents can be showed as fractions and decimals.
Ex. 50%=1/2 0.5=50%

Percent of a Number
You can use mental math strategies like doubling, halving, dividing by 10 to find the percent of number. Ex.
12 1/2 % of 50 = 0.125 x 50 12 1/2% = 12.5% = 6.25 = 0.125

Combining Percent
.You can combine the percents by adding them together to help you solve a problem.
..Ex. 5%+7%=12%
To find the increase in number you can add the combined percent to the original number.
Ex. 12% of 100 0.12 x 100 = 12 12+100=112

2.
At the end it's suppose to be 48$.

4. Here is a link to help you learn more about percent

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