Order of Operations: Steps 3 and 4

True or False?
2 x 3 + 10 ÷ 2 = 8

• True
• False

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

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

PEMDAS only works if....

• You add then subtract

• You subtract then add

• You add or subtract right to left

• You add or subtract left to right

2 x 9 ÷ 3

• 5
• 7
• 8
• 6

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

15 x 19 + 18 ÷ 6 =

• 50

• 199

• 400

• 288

9 - 3 + 4

• 10
• 2
• 16

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

25 x 2 - 7

• 125
• 57
• 43

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

5 ∙ 6 - 12 ÷ 4

• 4.5
• 7.5
• 27

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

16 - 8 ÷ 2 + 5

• 17
• 7
• 9

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

15 - 3 ∙ 5 + 7

• 67
• -7
• 7

Tags

CCSS.7.NS.A.3