Integers
133 + 25
158
What are the chances of a coin landing on HEADS when it is flipped once.
1 out of 2 OR 50% OR 1/2
A recipe uses 1 cup of sugar for every 3 cups of flour. In order to triple the recipe, how many cups of flour would be needed?
9
This is .75 converted into a percent
75%?
Simplify 2x + 4x
6x
h + 7 = 19
What is the value of h?
h = 12
2x + 3 = 11
x = 4
-12 + -64
-76
If you have a bag of 5 quarters and 10 dimes, what is the probability that you will pick a quarter?
5/15 or 1/3
If 8 toucans cost $6.00, how much will 11 toucans cost?
$8.25
This is 1/5 converted into a decimal
0.2
Simplify the expression
2(x + 5)
2x + 10
5x = 25
What is the value of x?
x = 5
Combine like Terms
7a - 3a + 2a
6a
-39/13
-3
A bag of marbles contains 3 red and 6 blue. Tell the probability of randomly selecting a blue marble from the bag.
6/9 or 2/3
If a 25 lb pizza costs $85, how much is the pizza per lb?
$3.40
This is 1.15 converted to a percent
115%
Simplify the expression 5(2x + 3y)
10x + 15y
2(2x + 3) = 14
What is the value of x?
x = 2
x/5 + 2 = 10
x = 40
-8 x -12
96
A survey is done in a school to measure student satisfaction with the middle school cafeteria.
Method A: Survey 40 students in total from two seventh-grade math classes. 72 percent are satisfied with the food in the cafeteria.
Method B: Survey 65 students from a list of all students in the school. 85 percent are satisfied with the food in the cafeteria.
Tell which method is a better representation of the student body.
Method B. More students at random are represented.
If one dozen eggs cost 88 cents how much does one egg cost?
7.3 cents
At the mall there was an item that was on sale for 25% off the original price of $226. Tell the sale price.
226 x 0.25 = 56.50
226 - 56.50 = $169.50
Simplify: 2(x + 3) - (x - 7)
x + 13
3x - 13 > 20
x > 11
Combine like terms
5y + 10y - 5x - 10x
15y - 15x
-1/2 x 3/2
-3/4
What is the chance in percent of drawing a marble that is NOT blue from the following bag:
4 yellow, 10 blue, 1 red, 6 green, 9 black
20/30 OR 2/3
Meow Mix and Cat Yummies are running a sale on Cat Food:
Meow Mix: $9 for 30 cans of cat food
Cat Yummies: $8 for 25 cans of cat food.
Assuming the cans of cat food are the same, which company has the better deal on cat food.
Meow Mix: $9.00/30 = 0.30 per can
Cat Yummies: $8.00/25 = 0.32 per can
Meow Mix has the better deal!
You have a coupon at Hot Topic for 22% off anything in the store. You find an MCR Hoodie you can't live without for originally $72. Then when you get to the register you find out that they will take an additional 10% off after your coupon. If sales tax is 7%, this is the price you will pay.
$54.08
Factor (opposite of distribute) the expression 4x - 16
4(x - 4)
6(2x + 4) = 4(4x - 2) ; This is the value of x
x = 8
7a + 3a - 25 = 35
a = 6