Challenge Integers

A plane ascends 15,000 feet above sea level and descends 7,000 feet. What is the elevation of the plane?

• 22,000 feet above sea level.

• 8,000 feet above sea level.

• Sea level.

A submarine dives 500 feet below sea level and then rises 200 feet. What is the current depth of the submarine?

• Sea level.

• 700 feet below sea level.

• 300 feet below sea level.

A hiker climbs 3,000 feet up a mountain and then descends 1,200 feet. What is the hiker's current elevation?

• 4,200 feet above sea level.

• 1,800 feet above sea level.

• 3,000 feet above sea level.

A hot air balloon rises 2,500 feet and then descends 1,000 feet. What is the balloon's current altitude?

• 1,500 feet above sea level.

• 3,500 feet above sea level.

• 1,000 feet above sea level.

A whale is at the surface of the ocean, then swims down 300 feet to feed. What is the whale's elevation?

• -300

• 300

• 0

• -0

Jorge answered his first question incorrectly on a game show and lost 200 points. He then got the next question correct and earned 300 points. How many points does he have now?

• 500 points

• 0 points

• 100 points

You owe your grandparents $30 for breaking their VCR. You received $50 for your birthday. Select the correct expression to match this situation. AND how much money do you have left?

• -30 + 50

• -50 - 30

• 30 - 50

• -20

• 20