1. Section 6.4 Fractions,Decimals,Percents
Algebra Concepts
Section 6.4
Fractions,Decimals,Percents

2. Percent-ratio that compares a number to 100.

3. Survey results-What subject do you prefer? Math or English?

4. .30 Can this fraction be reduced?
30/100 can easily be written as a decimal
.30

5. Change % to a fraction
#1 34% #2 60% #3 85%

6. Percent to decimal
Divide percent by 100 (move decimal two places to the left)

7. Change percents to decimals
#1 35% #2 2% #3 14.5%

8. The Long Way Changing decimal to percent
Write decimal as a fraction and change fraction if necessary so it has a denominator of 100
The numerator is the percent

9. The Short Way Decimal to Percent
Move the decimal two places to the right.

11. Change to percents # # # #

12. Fraction to percent
Change fraction to decimal
Move decimal two places to the right

13. Change to percents
# # #

15. Have you ever gone fishing?
Surveys show percents

16. 23 out of 30 kids passed the test. What percent passed
23 out of 30 kids passed the test. What percent passed? Round to the nearest percent if necessary.