Positive and Negative
1. Adding a negative is the same thing as ____
2. Adding a positive is the same thing as ____
3. Subtracting a negative is the same thing as ___
4. Subtracting a positive is the same thing as ____
1. Subtracting
2. Adding
3. Adding
4. Subtracting
What does PEMDAS stand for? (Not Please Excuse My Dear Aunt Sally)
Parentheses
Exponents
Multiplication/ Division (left to right)
Addition/ Subtraction (left to right)
This is the math word for multiplication.
What is product?
1. Write a number ____
2. Add 2 _____
3. Multiply by 5 ____
5(n+2)
Mr. Wylie started the school year off with 25 students. In the second week 17 students were added. In the third week 15 students transferred to another math class. In the fourth week 3 more students were added. How many students are now in his class?
30 Students
1. Multiplying by a positive by a negative is a _____
2. Dividing a negative by a negative is a _____
3. Multiplying a negative by a positive is a _____
4. Dividing a negative by a positive is a ____
Positive
Positive
Negative
12+4x7-18
22
What is the math word for division?
What is quotient
Choose a number
Add 6
Multiply by -3
Subtract 9
-3(n+6)-9
Principal Sagor was looking for Groot's toys around the house this weekend. Principal Sagor found 14 of Groot's favorite toys and 12 of Groot's least favorite toys. Overall, how many good toys does Groot have to choose from?
2 Good Toys
Find the value that makes each statement true.
3 x ____ = 3
3 x ____ = -3
4 x ____ = 1
4 x ____ = -1
1. 1
2. -1
3. 1/4
4. -1/4
15 x 8 + ((6 +4)+10) + 23
163
What is the quotient of 5 and the sum of 12 and 9?
540
Choose a number
Multiply by 4
Subtract 7
Divide by 5
(4n-7)/5
Mr. Mo, the other NHS math teacher worked at a Salmon canning factory in Alaska this summer. He could can 8 whole salmon and 3 whole perch in one hour. If he worked 13 hours a day, how many of each fish did he can?
104 Salmon
39 Salmon
The sum of two positive numbers is __
The sum of two negative numbers is ___
The sum of a positive number and a negative number is positive when ___
The sum of a positive number and a negative number is negative when ___
Positive
Negative
The positive number is larger
The negative number is larger
8t -6t + (5 x 6) -3t
-t + 30
What is the quotient of the product of 5 and 4, and 2
10
Choose a number
Add 4
Multiply by 3
Subtract 12
Divide by 8
(3(n+4)-12)/8
Billy went to Giant's and bought 10 bags of Takis for $2 each and 10 cups of coffee for $1 each. Represent this situation with a multiplication problem.
10(2+1)
(-5+4)- (6+(-10)) x (10/2) + (4+8)
31
(9r/3) + (3q x 5) - 7r + 12b + ((12 + 4 - 5) x 2)
-4r + 15q +12b +26
What is the sum of the product of (3 minus 1) and (7 plus 6), and 26.
52
Choose a number
Multiply by 7
Subtract 7
Multiply by the original number
Add 6
n(7n-7)+6
Spotify classifies its songs into upbeat (+) and chill (-) songs. If there are 10 playlists with 16 upbeat songs each and 23 playlists with 20 chill songs each, how many songs, and of what type are there on Spotify?
300 Chill songs