1. Chapter 5 Fractions, Decimals, & Percents

2. Fractions, Decimals, and Percents are pretty much the SAME things!!!
You have half an hour to finish your quiz.
Quizzes count as 20% of your final grade. 50
100
0.50 or
0.5
50% 20
100
0.20 or
0.2
20%

3. NOTICE: the decimal looks like the whole number…only BACKWARDS!!!!!
VERY IMPORTANT!!!!!!!
You MUST know your place-values
1,000
100 10 1
0.1
0.01
0.001
Thousands
Hundreds
Tens
Ones
Tenths
Hundredths
Thousandths
NOTICE: the decimal looks like the whole number…only BACKWARDS!!!!!

4. Always make sure your FRACTION is in
Decimals as Fractions
To turn decimals to fractions you just “say” it. Ex: 0.6
0.6 is “six tenths” so
6/10 is the fraction! 6 3 10 5
Always make sure your FRACTION is in
SIMPLEST FORM!

5. Decimals as Fractions
0.45 says “45 hundredths” says “375 thousandths” 45 9
100 20
375 15 3
1000 40 8
***Try to use BIGGER numbers!!!***

6. Don’t fear the Mixed Number
9.85
1st say the decimal and write it as a fraction.
Now stick the WHOLE number in front…
2nd just ignore the WHOLE number! 85 17 9
100 20 17 9 20