order of operations

5x(6-3)

• 19

• 27

• 15

• 23

Tags

CCSS.7.NS.A.3

Which simplification is correct?

(each problem is division and then multiplication)

• 
• 
• 
• 

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

(3 ∙ 18) ÷ (2 ∙ 9)

• 3
• 54
• 243

Tags

CCSS.3.OA.B.5

2 + (4 * 5 - 2) + 8 = 28

• True
• False

What is the order of the steps for the following expression?
50- 16 x 2 ÷  (12-4)

• parentheses
  multiplication
  subtraction
  division
• parentheses
  multiplication
  division
  subtraction
• parentheses
  division
  multiplication
  subtraction
• parentheses
  subtraction
  multiplication
  division

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

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

• multiplication
• subtraction
• addition
• dividing

Tags

CCSS.6.EE.A.2C

(7 + 41) ÷ 2 – 15

• 19
• 9
• 25
• 3

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

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

• You did the subtraction wrong
• You did the addition first, but should have done the subtraction first.
• The additon is correct, but the subtraction is wrong.
• There is no mistake.

Tags

CCSS.7.NS.A.1D

Evaluate 
5 + 8 * 9 - 2

• 115
• 115
• 75
• 15

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

• 3 x 48
• 48 / 15
• 15 - 3 
• 48-12

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2