1. copyright©amberpasillas2010 Decimals Terminating Decimal Is a decimal that stops. The decimal terminates if you reach a remainder of zero when you divide. Repeating Decimal Is a decimal that shows a pattern of repeating digits. #1

2. Decimal Place Value ___, ___ ___ ___ ___ ___ ___ ___ Thousands Hundreds Tens Ones Ten ths Hundred ths Thousand ths Ten Thousandths 2 4 3 1 6 Read as 243 and 16 hundredths #2 Decimals are read as “and” copyright©amberpasillas2010

3. To Change A Decimal To A Fraction : Read the decimal using the correct place value. How you say it determines the fraction. 0.2 #3 Two tenths

4. copyright©amberpasillas2010 To Change Fraction To a Decimal : Divide the numerator by the denominator. #4 3 4 340.7 2 82 8 2 0 0 5 20 0

5. copyright©amberpasillas2010 #5

6. copyright©amberpasillas2010 1 2 1 4 3 4 1 3 = = = = 50% 25% 75% 33.3% = = = = 66.6% 20% 40% 60% 2 3 1 5 2 5 3 5 #6

7. copyright©amberpasillas2010 #7 To change a Percent to a Decimal : Divide the percent by 100. 20% * Dividing by 100 results in moving the decimal 2 places to the left. 10020 -200 0 2 0

8. copyright©amberpasillas2010 To change a Percent to a Fraction : Put 100 in the denominator and reduce if possible. #8

9. copyright©amberpasillas2010 #9 To change a Fraction to a Percent: Set up an equivalent fraction using a denominator of 100. 25% 60% Per-cent means per 100

10. copyright©amberpasillas2010 To Change a Decimal to a Percent : Multiply the decimal by 100. 0.34 100 = 34% * Multiplying by 100 results in moving the decimal 2 places to the right. #10

11. copyright©amberpasillas2010 #11 1 5 5)5) 1.00.2 10 00 0 00 0 1) Change it to a decimal first. Divide the numerator by the denominator 2) Change your decimal to a percent. Multiply your decimal by 100. This is the same as moving the decimal 2 places to the right. 0.20 = 20%

12. 1) 2) Diagram of Fractions 3)4) #12 copyright©amberpasillas2010

13. EXTRAS : The following study guide notes #14, #15, #16 go with the lesson f) Fractions, Decimals & Percents which is a combination of lessons c, d, & e.

14. copyright©amberpasillas2010 To Change A Fraction … Fraction To a Decimal : Divide the numerator by the denominator. Fraction To a Percent: Set up an equivalent fraction using a denominator of 100. 3 4 3  4 43 -28 20 -2 0 0 7 0 5 0 # Per-cent means per 100

15. copyright©amberpasillas2010 Decimal To A Percent : Multiply the decimal by 100. 0.34 100 = 34% * Multiplying by 100 results in moving the decimal 2 places to the right. Decimal To A Fraction : Read the decimal using the correct place value. How you say it determines the fraction. 0.2 #

16. copyright©amberpasillas2010 Percent To A Decimal : Divide the percent by 100. 20% * Dividing by 100 results in moving the decimal 2 places to the left. Percent To A Fraction : Put 100 in the denominator and reduce if possible. 10020 -200 0 2 0 #