Directions: Answer the following questions. Also write at least ten examples of your own.

Q 1: In Detroit, Michigan, the temperature was -15° F in the morning. If the temperature dropped another 10° F, what is the temperature now? -5° F -25° F 25° F 5° F

Q 2: Jill has $6 in her purse. She earns $5 by selling candy, she spends $10 on flowers, earns $4 by selling cookies, then spends $3 on ice cream. How many dollars does she have now? -2 0 2 3

Q 3: The civilization began in 254 B.C. and ended in 126 B.C. How long did the civilization last? (Hint: Subtract the smaller integer from the larger integer. The smaller integer is farther from zero on the number line!) 128 380 -380 -128

Q 4: Mt. Helena's highest elevation is 15,800 feet above sea level. The Caspian Sea, the lowest elevation, is 1,020 feet below sea level. What is the difference between these two elevations? -16820 14780 -14780 16820

Q 5: In a desert, one day the temperature was 120° F. In an another desert, a temperature of -45° F was recorded at night. What is the difference between these two temperatures? -75 165 75 undefined

Q 6: A submarine was situated 700 feet below sea level. If it ascends 200 feet, what is its new position? 900 f +500 f -500 f -900 f

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