Order of Operations & Expressions

Solve the following:
(2 + 7 - 1) ÷ 2²

• 16
• 2
• 72.25
• 8.75

True or False?
2 x 3 + 10 ÷ 2 = 8

• True
• False

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

True or False?
2 + (4 x 5 - 2) + 8 = 28

• True
• False

What would be my first step in solving this problem?
3 + 4 x 6 - 4

• addition
• multiplication
• subtraction
• exponents

What would be the 2nd step in solving this problem: 
(4 - 2) + 9 x 7

• multiplication
• subtraction
• addition
• dividing

What are the steps to solve the following expression?
50 − 16 ÷ 2 x (12 + 4)

• brackets
  multiplication
  subtraction
  division
• brackets
  multiplication
  division
  subtraction
• brackets
  division
  multiplication
  subtraction
• brackets
  subtraction
  multiplication
  division

(7 + 41) ÷ 2 – 15 =

• 19
• 9
• 25
• 3

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

• addition
• multiplication
• subtraction
• exponents

(9 + 23) ÷ (5 - 3) = 

• 16
• 32
• 15
• 12