Date post: | 03-Jan-2016 |
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Today we will show in various ways why decimal and percent
equivalents for common fractions can represent the
same value.
represent – stand forvalue - importance
Knowing how to show in various ways why decimal and percent
equivalents for common fractions can represent the same value
• You will know how to figure out the different ways a fraction can be represented.
• You will be prepared for tests like the CST.
• Are there other reasons why?
Let’s work out a few together
How do you write this in fraction form? ½ How do you write ½ in decimal form? Remember that you divide the denominator with the numerator.
2 1.0 -1 0 00
0.5
How do you rewrite 0.5 as a percentage? Remember that all you do is move the decimal 2 places over to the right!
0 5.0 50. %
Let’s work out a few together
How do you write this in fraction form? 2/8 How do you write ½ in decimal form? Remember that you divide the denominator with the numerator.
8 2.0 0 -1 6 0 4 0 -0 4 0 0 0 0
0.25
How do you rewrite 0.25 as a percentage? Remember that all you do is move the decimal 2 places over to the right!
0 25.0 25. %
Let’s work out the steps together!
1. Look at figure, percent, decimal or fraction and follow the directions.
2. If it’s a figure, write the fraction, decimal and percentage
3. If it’s a fraction, write the percentage, decimal and draw the figure.
4. If it’s a decimal, write the percentage, fraction and draw the figure.
5. If it’s a percentage, write the fraction, decimal and draw the figure.
Write the fraction, decimal and percentage for the following figure
1/8 .0125 12.5%
Let’s work out the steps together!
1. Look at figure, percent, decimal or fraction and follow the directions.
2. If it’s a figure, write the fraction, decimal and percentage
3. If it’s a fraction, write the percentage, decimal and draw the figure.
4. If it’s a decimal, write the percentage, fraction and draw the figure.
5. If it’s a percentage, write the fraction, decimal and draw the figure.
Write the decimal, percentage and draw the figure for the following
fraction.
39
.33 33%