Wednesday Review Order of Operations

Which is the correct order of operations?

• PEMDAS

• DASMPE

• PEMASD

• SAPMED

40+(72÷9)÷8

• 49

• 25

• 41

• 15

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

What are the steps to solve the following expression?
50 − 16 ÷ 2

• add, multiply

• subtract, divide

• divide, subtract

• subtract, multiply

Solve the following:
(2 + 7 - 1) ÷ 2²

• 16

• 2

• 72.25

• 8.75

4(8 + 2⋅5 − 6)

• -40

• 176

• 128

• 48

Solve the equation: 
x + 7 = 12

• x = 5

• x = 19

• x = -5

• x = 84

Solve the equation:
x - 4 = 6

• x = 10

• x = -10

• x = 2

• x = -2

Solve the equation:
4p = 16

• p = 12

• p = -12

• p = -4

• p = 4

r + 20 = 27

• r = 7

• r = 47

• r = 13

• r = 20