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