Intro to Order of operations

PEMDAS only works if....

• You add then subtract
• You subtract then add
• add or subtract right to left
• add or subtract left to right

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What words can you use to help you solve simple expressions and equations?

• Please Excuse My Unlce Henriy
• Please Excuse My Dear Aunt Sally
• Does McDonalds Sell Cheese Burgers
• QPRS

Tags

CCSS.6.EE.A.2C

What would be the second step in this problem? (3 + 4) 9 + 3 =

• parenthesis
• multiplication
• addition
• exponent

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Find and explain the error.    
                  5 - 3 + 2
    =    5 - 5
=       0

• There is no error.
• Addition was done first and you should have subtracted first
• There is a subtraction error

Tags

CCSS.7.NS.A.1D

What would be my first step in solving this problem?
3 + 4 x 6 - 4

• addition
• multiplication
• subtraction
• exponents

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What would be the 2nd step in solving this problem: 
(4 - 2) + 9 x 7

• multiplication
• subtraction
• addition
• dividing

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which operation would you do first in the following equation?
10 - 4 ÷ 1 · 5

• Subtraction
• Division
• Multiplication
• Addition 

Tags

CCSS.7.NS.A.3

CCSS.7.NS.A.2

Which operation would you do first?
( 12 + 10) ÷ 10 · 14 - 6

• Division
• Multiplication
• Addition
• Subtraction

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What does 3² mean?

• 3 x 2
• 3 x 3
• 2 x 2 x 2

Tags

CCSS.6.EE.A.1

4 + 2 x 7

• 42
• 14
• 18
• 56

Tags

CCSS.7.NS.A.3