Add/Subtract/Multiply/Divide
Rational Numbers
Rational Numbers
8 * (-6)
-48
Solve for x.
x + 7 = 32
x = 25
48 eggs are laid by 12 chickens. How many eggs does 1 chicken lay?
4 eggs
At Gordon Middle School, 75% of the 800 students participate in the music program. How many students participate in the music program?
600 students
A teacher brings in bagels for his students. There are 4 everything bagels, 6 sesame seed bagels, and 8 whole wheat bagels in the bag. The first student selects a bagel at random from the bag. What is the probability that the bagel is whole wheat?
4/9
45 + (-22)
Solve for x.
5x = 75
x = 15
4 pizzas cost $24.80. How much does 1 pizza cost?
$6.20
Eric runs a coffee shop and bought 5,480 cups at the beginning of the week. At the end of the week, he had 20% of the cups left. How many cups does Eric have left?
1,096 cups
A game at a fair involves picking a plastic fish out of water. There are 60 blue fish, 20 red fish, and 10 green fish. What is the probability of picking a green fish at random?
1/9
-72 / -6
12
Solve for x.
2x - 12 = 2
x = 7
The scale for a map to an actual distance is 4 cm to 400 mi. The driving distance on the map between Boston and Chicago is 9.5 cm. What is the actual distance, in miles, between Boston and Chicago?
950 miles
The TV that Ian wants to buy costs $590, but is currently on sale for 30% off. How much does the TV cost on sale?
$413
On the defense of a football team, there are three types of players on the field. There are 4 lineman, 3 linebackers, and 4 defensive backs. What is the probability of picking either a lineman or a linebacker?
7/11
24 - (-56)
80
Solve for x.
1/4 x + 27 = 32
x = 20
Brennan makes a scale drawing of a fort. The scale for the actual fort to the scale drawing is 3 ft to 1 in. The dimensions of the fort are 21 ft by 16.5 ft. What are the dimensions of the fort in the drawing?
7 in by 5.5 in
Regina buys a new pair of headphones for $36.70. The sales tax is 6%. How much do her headphones cost including tax?
$38.90
A student flips a coin 10 times. His results are recorded as H, T, T, T, H, H, T, H, T, T. Based on these results, what is the probability (as a percent) of landing on tails?
60%
-3/4 - (-1/2)
-1/4
Solve for x.
6 + 5x - 13 - 12x + 15x = 25
x = 4
Ted is making a trail mix for a party. He mixes 1 1/2 cups of peanuts, 1/4 cup of raisins, and 1/4 cup of pretzels. How many cups of pretzels does Ted need to make 15 cups of trail mix?
1 7/8 cups
Jenna borrows $8,000 for college at a yearly simple interest rate of 6%. She takes 15 years to pay off the loan and interest. How much interest does she pay?
$7,200
Lucy has a 3-digit passcode on her phone. You know her code only uses the digits 0 and 1. What is the probability of guessing her passcode on the first try? (Hint: Draw a tree diagram)
1/8