Transcript pemdas ppt - Charlie Haffey

Mathematical
Operations
Charlie Haffey
Norwood Public Schools
KEYBOARD CHARACTERS
• Exponent
^
• Open Parenthesis
(
• Close Parenthesis
)
http://keyboardicons.com/free-keyboard-icons/104-standard-pc-keyboard-key-icons-download.html
Multiplication
*
Division
/
Addition
+
Subtraction
-
OPERATIONS ORDER
•Parentheses,
•Exponents,
•Multiply,
•Divide,
•Add,
• Subtract
PEMDAS
PEMDAS
Please Excuse My Dear Aunt Sally
PEMDAS
Please Excuse My Dear Aunt Sally
Pink Elephants Make Dandy Apple Sauce
People Eat More Donuts After Supper
Purple Eggplants Make Delicious Afternoon
Snacks
Purple Elephants Marching Down A Street
Peanuts Ended My Donut Addiction Saturday
http://www.acronymfinder.com/PEMDAS.html
PEMDAS
1 + 5 + 6 * 3 = 24
( 1 + 5 ) + 6 * 3 = 24
1 + (5 + 6 ) * 3 + 34
( 1 + 5 + 6) * 3 = 36
THE GOOD NEWS
A computer does exactly
what you tell it to do.
THE BAD NEWS
A computer does exactly
what you tell it to do.
Mathematical
Operations
Charlie Haffey
Norwood Public Schools