Math
152A
Inclass
Handout
Section
1.41.5
List
the rules for the following operations:
Addition 
Rule 
Both
numbers have the same sign 

Both
numbers have different signs 

Subtraction: a – b = a + (b) ; then use addition rules
Multiplication 
Rule 
To
multiply two numbers 

Both
numbers have the same sign 

Both
numbers have different signs 

Division 
Rule 
To
divide two numbers . . . 

Both
numbers have the same sign 

Both
numbers have different signs 

Simply
the following expressions:
List
the Order of Operations
1 
2 
3 
4 
5 
6 