Integer Operations
What is the solution?
-15+15
0
Find the solution.
x + 10 = (-3)
x = (-13)
Find the solution.
x - 10 > 12
x > 22
What is 20% of 100?
20
Write the probability as a decimal.
P(flipping a coin and landing on tails)
0.5
What is the solution?
34 - (-22)
56
Find the solution.
-4x = -24
x = 6
Find the solution.
-5x < 50
x > -10
15 is what percent of 30?
50%
Write the probability as a percentage.
A spinner with 5 equal sized sections labeled 1-5
P(landing on 4)
20%
What is the solution?
-80 times -32
2560
Find the solution.
2x - 7 = 3
x = 5
Find the solution.
2x - 5 > 15
x > 10
If you leave a 18% tip on a dinner that cost $75. How much is the total paid?
$88.50
Write the probability as a fraction.
P(a dice being rolled and it lands on an even number)
What is the solution?
-144 divided by 12
-12
Find the solution.
-13 = -9x - 13
x = 0
Find the solution.
-11 - 5x > -41
x < 6
What is the percent change?
Old: $20 New: $15
-25% or 25% decrease
Write the probability as a fraction, decimal, and percentage.
P(pulling a random card from a deck of cards, a heart)
1/4, 0.25, and 25%
What is the solution? (PEMDAS)
32 - (14 - (-2)) x -12
-183
Find the solution. (x/5 means x divided by 5)
-1 = 7 - (x/5)
x = 40
DAILY DOUBLE!!!
Find the solution.
7x - 2 < 6 + 3x
x < 2
How much would the tax be if the tax rate was 6.25% for a purchase of $300?
$18.75
If correct, your team doubles your points. If incorrect, your team loses half your points.
Write the probability as a fraction.
P(flipping a coin, landing on heads three times in a row)
1/8