Grade 8 Integer Word Problems

Grade 8 Integer Word Problems

Read each word problem carefully and solve it using your knowledge of integers. Show your work for each problem.

1. The temperature in Anchorage, Alaska, was -5°F in the morning. By afternoon, the temperature rose by 12°F. What was the temperature in the afternoon?

2. A submarine is at 250 feet below sea level. It then ascends 100 feet. What is the new depth of the submarine?

3. A diver descends at a rate of 3 feet per second. After 10 seconds, the diver will be at a depth of   feet.

4. The football team lost 6 yards on each of their last 4 plays. The total change in yardage is   yards.

5. A company's stock value dropped by $200 over 5 days. On average, the stock value dropped by   dollars per day.

6. If you owe $50 and you pay back $20, your debt can be represented as -30.

7. The product of two negative integers is always a negative integer.

8. A hot air balloon starts at an altitude of 500 feet. It then descends 300 feet and then ascends 150 feet. What is its final altitude?

9. The average daily temperature change for a week was -2°C. What was the total temperature change over the week?

10. A checking account has a balance of -$40. The account holder makes a deposit of $150 and then writes a check for $75. What is the final balance?

11. The elevator in a skyscraper starts on the 10th floor. It goes down 7 floors, then up 15 floors, and finally down 3 floors. On what floor does the elevator stop?