Add
A team gains 20 yards. Then they lose 7 yards.
13
A team gained 5 yards on their first play of the game. Then they lost 6 yards. Find the total change in yardage.
-1
Suppose the temperature outside is rising 3 degrees each hour. How much will the temperature change in 8 hours?
24
During a 5–day workweek, the stock market increased by 65 points. Determine the average daily change in the market for the week.
13
The Herms family takes their sailboat to an island in a nearby lake for a picnic. The island is 12 miles from shore. The boat sails to the island at 4 miles per hour and then back to shore at 6 miles per hour because of a stronger wind. How much longer did it take to get to the island?
1 hour
Roger owes his mom $5. He borrows another $6 from her.
-11
Your checking account is overdrawn by $50. You write a check for $20. What is the balance in your account?
-70
A deep-sea diver descends below the surface of the water at a rate of 60 feet each minute. What is the depth of the diver after 10 minutes?
-600
Mr. Diaz decreased the speed of his car by 30 miles per hour over a period of 10 seconds. Determine the average change in speed each second.
-3
At midnight the temperature was 12°F.
Every hour the temperature went down by 3 degrees until it reached the low for the day and started warming up at 6 A.M. What is the temperature at 6 A.M.?
-6°F
Jewel's score was 5 over par on the first half. Her score was 4 under par on the second half.
1
The average temperature in Calgary, Canada, is 22°C in July and –11°C in January. Find the range of the highest and lowest temperatures in Calgary.
33
The price of a computer stock went up 2 dollars each hour for 6 hours. Describe the total change in the stock after 6 hours.
12
Over the past seven days, Mrs. Cho found that the temperature outside had risen a total of 35 degrees. Determine the average change in temperature each day.
5
A tank currently has 5,000 liters of liquid in it, and 1,000 liters are removed every day for industrial use. How many liters of liquid were in the tank 3 days ago?
8,000
A balloon rises 340 feet into the air. Then it descends 130 feet.
210
A roller coaster begins at 90 feet above ground level. Then it descends 105 feet. Find the height of the coaster after the first descent.
-15
A drought can cause the level of the local water supply to drop by a few inches each week. Suppose the level of the water supply drops 2 inches each week. How much will it change in 4 weeks?
The basketball team lost their last 6 games. They lost by a total of 48 points. Determine the number of points per game.
8 (or -8 depending on how you read it)
Every month Jimmy makes $170 in mowing lawns. He divides his money into two equal amounts and spends one part. The other part goes in his bank account. After 1 year of mowing lawns, how much money has Jimmy saved?
$1,020
A cyclist travels downhill for 125 feet. Then she travels uphill 50 feet.
-75
Sonia has $235 in her savings account. She withdraws $45. What is left in her savings account?
190
Mrs. Rockwell lost money on an investment at a rate of $4 per day. Describe the change in her investment after two weeks.
-56
The enrollment at Davis Middle School increased by 60 students over a 5-year period. What is the average yearly increase in enrollment?
12
At the beginning of the month, Julie had a balance of $90 in her bank account. During the month she deposited the following checks: $25 and $40. She also wrote a check for $200. What is the account balance at the end of the month?
-45