Grade 9 Integer Word Problems
A worksheet for Grade 9 students focusing on solving word problems involving integers, including operations like addition, subtraction, multiplication, and division.
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Standards
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Integer Word Problems
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Read each word problem carefully and solve it using your knowledge of integers. Show all your work.
1. The temperature in Anchorage, Alaska, was -5°F at 6 AM. By noon, the temperature had risen by 12°F. What was the temperature at noon?
2. A submarine is at a depth of 250 feet below sea level. It then ascends 75 feet. What is its new depth?
3. A diver descends at a rate of 3 feet per second. How far will the diver be after 15 seconds?
4. A company's stock price dropped by $4 each day for 7 consecutive days. What was the total change in the stock price during this period?
5. A football team lost 6 yards on one play and then gained 10 yards on the next play. The net change in yardage for the two plays is yards.
6. The highest point in a town is 50 feet above sea level. The lowest point is 20 feet below sea level. The difference in elevation between the highest and lowest points is feet.
7. If you owe $25 and then pay back $15, your new debt is -$10.
True
False
8. A decrease of 3 degrees Celsius every hour for 4 hours results in a total temperature change of -12 degrees Celsius.
True
False
9. A diver is 30 feet below sea level. He rises 10 feet, then descends 15 feet, and finally rises another 20 feet. What is his final position relative to sea level?