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