Orders Of Operations By: Kasey Adams 2 nd hour math
Feb 23, 2016
Orders Of Operations
By: Kasey Adams2nd hour
math
PEMDAS
•Please excuse my droopy
apple-pie slice
The steps
• 1) parenthesis ()• 2) exponents 42
• 3) malt. and dev. From left to right÷,ו 4) add and sub. +,-
Example #1
• 15×3+12×2Step 1:45+12×2 You
times 15 by 3 and you get 45
Step 2: 45+24 you times 12 by 2 and you get 24
Answer: 69 you add 45 by 24 and you get 69
Example#2• (6×3-12)2÷9+7
Step #1:62/9+7
Step #2:36/9+7
Step #3: 4+7Answer: 11