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

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

• Subtraction

• Division

• Multiplication

• Addition 

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

• Division

• Multiplication

• Addition

• Subtraction

Which operation would you do first?
10 - 7 + 8 ÷ 1

• Subtraction

• Addition

• Division

• Multiplication

Which operation would you do first?
2 · (15 - 2) ÷ 5

• Addition

• Subtraction

• Multiplication

• Division

What does 3² mean?

• 3 x 2

• 3 x 3

• 2 x 2 x 2

What would you solve first?
3 x 48 / (15 - 3)

• 3 x 48

• 48 / 15

• 15 - 3 

• 48-12

What step would I do second ? (4-2) x 9 + 7 =

• multiplication

• subtraction

• addition

• dividing

What would be my first step? 3 + 4 x 6 - 4 =

• addition

• multiplication

• subtraction

• exponents

(6 + 2) x (3 + 2)

• 18

• 26

• 16

• 40