1. Sets and Subsets Cornell Notes
NOTEBOOK SET-UP
TABLE OF CONTENTS
PAGE 5
Sets and Subsets Cornell Notes 7
Decimal Operations

2. Rules for Addition/Subtraction
Line up decimal points.
Add or subtract
Move the decimal point down into your answer.

3. Example
_______________________________
______________________________
______________________________

4. Rules for Multiplication - Example
Line up your numbers x
_____________________________________

5. Multiply
1 2.3 x
_____________________________________
1 2 3
______________________________________
Move the decimal point to the left the TOTAL number of decimal places
decimal places
Count the decimal places in each of the numbers being multiplied.
decimal place
x decimal places
_____________________________________
1 2 3
NEEDS
______________________________________
decimal places

6. Rules for Division – Example
Move the decimal point to the right to make it a whole number.
2. Becomes

7. Rules for Division – Example
Divide as you would with whole numbers
3 6
Ignore the decimal point for now!
- 4 8
9 6
Move the decimal point into the quotient (your answer) directly above the decimal point you moved in the dividend.
3.6