2. A way to remember…
Please
Excuse
My
Dear
Aunt
Sally
3. The Order of Operations
Please -------------------Parentheses ( )
Excuse--------------------Exponents 1^2
My --------------------Multiplication x
Dear-----------------------Division /
Aunt-----------------------Addition +
Sally----------------------Subtraction -
4. How can it help us?
Please 1
Excuse 2
My 3
Dear 4
Aunt 5
Sally 6