PEMDAS
Rules of Adding/Sub.
Rules of Mult./Dividing
Negative Exponents
Order of Operations
100
What does the "P" in PEMDAS stand for?
( )
100
What is the sign of a Pos + Neg?
Different signs, take the difference of the larger number
100
What is the sign of the answer of a Pos x Neg?
Negative
100
What is the sign of the answer: (-4)2
+ 16
100
Solve: (-4)2 + (-34)
- 18
200
What does the "E" in PEMDAS stand for?
x2
200
What is the sign of a Pos + Pos?
Same signs, sum is positive
200
What is the sign of the answer of a Neg x Pos?
Negative
200
What is the sign of the answer: -42
- 16
200
Solve: 25 - 92
- 56
300
What does the "M" and the "D in PEMDAS stand for?
✖ and ➗
300
What is the sign of a Neg + Neg?
Same signs, answer is negative
300
What is the sign of the answer of a Pos x Pos?
Positive
300
What is the sign of the answer: 2-42
- 14
300
Solve: 56 + (-6)2 -13
+ 79
400
What does the "A" in PEMDAS stand for?
Adding
400
What is the sign of the answer: 8 + (-4)
+ 4
400
What is the sign of the answer of a Neg x Neg?
Positive
400
What is the sign of the answer: (-2) + (-4)2
+ 14
400
Solve: -72 - (-28) + (16)
- 5
500
What does the "S" in PEMDAS stand for?
Subtracting
500
What is the sign of the answer: (-2) + (-4)
- 6
500
Do the same rules apply when you are dividing too?
Yes
500
(-42) - 52
- 67
500
Solve: -82 + 64 - (54) + 90
+ 36