Grade 9 Integer Story Problems
Practice solving real-world problems involving addition, subtraction, multiplication, and division of integers.
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Grade 9 Integer Story Problems
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Read each story problem carefully and solve it using your knowledge of integers. Show your work where applicable.
1. A submarine is at 250 feet below sea level. It ascends 120 feet. What is its new depth?
2. The temperature in Anchorage, Alaska was -15°F in the morning. By afternoon, it rose by 8°F. What was the afternoon temperature?
3. A diver descends at a rate of 3 feet per second. After 10 seconds, the diver's depth will be feet.
4. A company's stock price dropped by $4 each day for 5 consecutive days. The total change in stock price was dollars.
5. A bank account had a balance of $120. Over the next month, there were withdrawals of $45, $70, and a deposit of $30. What was the final balance?
$35
$15
$25
$45
6. A mountain climber starts at an elevation of 500 feet above sea level. They climb up 200 feet, then descend 350 feet, and finally climb another 100 feet. What is their final elevation?