Solutions for "Order of Operations" Problems

1) 4^2 +12-(5X10)
Parenthesis 4^2+12- 50
Exponents 16 + 12 - 50
Mult/Div 16 + 12 - 50
Add/Sub 28 - 50
-22

2) 10 - 5 X 10^2
Parenthesis 10 - 5 X 10^2
Exponents 10 - 5 X 100
Mult/Div 10 - 500
Add/Sub -490

3) (6+6)^2 + (8-4) X (6-2)
Parenthesis 12^2 + 4 X 4
Exponents 144 + 4 X 4
Mult/Div 144 + 16
Add/Sub 160

4) (6-3/3) + 4 - 4 + 12
Parenthesis (6-1) + 4 - 4 + 12
5 + 4 - 4 + 12
Exponents 5 + 4 - 4 + 12
Mult/Div 5 + 4 - 4 + 12
Add/Sub 9 - 4 + 12
5 + 12
17

5) 10^4 - 10^2 X 5 / 500
Parenthesis 10^4 - 10^2 x 5 / 500
Exponents 10,000 - 100 X 5 / 500
Mult/Div 10,000 - 500 / 500
10,000 - 1
Add/Sub 9,999


Robin Hinmon, owner, Brandywine Academic Services