Integer Operations
Solving Equations
Probability
Percentages
Ratios & Unit Rates
100
-57 - 61 =
-118
100
Solve:
5c = 30
c = 6
100
1/3
100
What is 40% as a fraction and a decimal?
40/100, 4/10, 2/5
0.4
100
2:3,
2/3
200
82 + (-9) =
73
200
Solve:
3y - 7 = 8
y = 5
200
What's the probability (as a fraction or percent) that you get a number larger than 4?
2/6, 1/3, 33.3%
200
What is 20% of 30,000?
6000
200
Find the unit rate.
20 cupcakes in 4 boxes = ___ cupcakes per box
5
300
6 (-7) =
-42
300
Solve:
4z = -3z + 21
z = 3
300
Nate is birdwatching at the coast. He has seen 2 vultures out of 12 total birds. What is the experimental probability that the next bird Nate sees will be a vulture?
Write your answer as a fraction.
2/12, 1/6
300
Fill in the missing number.
% of 16 = 12
75%
300
Tom planted 44 plants in 4 rows. What's the unit rate for the number of plants per row?
11
400
-4 (-6) + (-13) =
11
400
Solve:
-x + 7 = 3x - 5
x = 3
400
The Organic Cafe has 12 pastries for sale, including 4 glazed donuts, 3 croissants, and 5 brownies. What is the probability that a randomly selected pastry will be a croissant?
Write your answer as a fraction.
3/12, 1/4
400
This morning, Barry took a history test. He got 50 out of 60 problems right. What percentage did Barry get right?
83.3%
400
What is the constant of proportionality of the table above?
4
500
1/2(-10)-48=
-53
500
Mario thinks of a number, multiplies it by 6, and then adds 11 to the result. His final answer is 89.
Use an algebraic equation to find the number Mario thinks of.
6z + 11 = 89
z = 13
500
The Organic Cafe has 12 pastries for sale, including 4 glazed donuts, 3 croissants, and 5 brownies. What is the probability that a randomly selected pastry will be a croissant or a brownie?
Write your answer as a fraction.
8/12, 2/3
500
Last year, the average monthly revenue at the Greenville Times newspaper was $81,060. This year, the average monthly revenue so far has been $101,325. What is the percent of increase in the average monthly revenue?
25%
500
Write an equation for the relationship between x and y.
y = 1/4x
y=0.25x