Fix the Mistake
9 - 3 x 2 = 12
9 -3 x 2 = 3
Give the correct order of operations.
Parenthesis, Exponents, Multiplication/Division, Addition/Subtraction
3 + 6 x 4
27
(14 + 6) x (12 -4) -9
151
The number that comes before the exponent is called the ____________.
base
10÷5 x 2 = 1
10÷5 x 2 = 4
What is the saying we use to remember the correct Order of Operations?
Please Excuse My Dear Aunt Sally
or
Pass My Dad A Sandwich
25 ÷ 5 -2
3
(15 - 5) x 10 + 3
103
In the expression 5 to the power of 2, what does the exponent tell you to do?
Multiply 5 by itself (5 x 5).
5 x 5 +1 = 30
5 x 5 + 1= 26
What should be solved first in this problem?
4 x (3 + 5)
(3 + 5)
12 - 8 ÷ 2 + 3
11
6 x 8 + ( 7 - 6 )
49
What exponent number means "squared?"
4 + 5 + 7 - 3 x 2 = 26
4 + 5 + 7 - 3 x 2 = 10
If I have addition and subtraction in my expression and neither problem is in parentheses, which do I solve first?
Whichever problem comes first as you solve from left to right.
20 ÷ (8-3) + 16
20
( 10 + 19 -5 ) x 2
48
What exponent number means "cubed?"
The problem was 20 - 5 x 2 + 3. My answer was 33. What did I do wrong?
I did not multiply first. The answer should be 13.
What do I solve first?
20 divided by 4 minus 3 times 1.
20 divided by 4.
7 + 3 x (8 ÷ 4)
13
2 x ( 9 x 9 + 2) - 8
158
Any number with an exponent of zero equals _______.
1