Integer Story Problems

Integer Story Problems

Read each story problem carefully and solve it using your knowledge of integers. Show all your work.

1. A submarine is at 250 feet below sea level. It then ascends 75 feet. What is its new depth?

2. The temperature in Anchorage, Alaska, was -12°F in the morning. By afternoon, it rose by 8°F. What was the afternoon temperature?

3. A company's stock price dropped by $3 each day for 5 consecutive days. The total change in stock price was  .

4. A diver descends 6 feet every minute. To reach a depth of 42 feet, it will take the diver   minutes.

5. Sarah withdrew $50 from her bank account. Then, she deposited $75. What is the net change in her bank account balance?

6. A mountain climber starts at an elevation of 1,200 feet. They descend 300 feet, then ascend 500 feet. What is their final elevation?

7. A hot air balloon starts at an altitude of 1,000 feet. It rises at a rate of 200 feet per minute for 3 minutes, then descends at a rate of 150 feet per minute for 2 minutes. What is the balloon's final altitude?