Subtracting Integers Word Problems

Marie and Nancy are scuba diving. Marie descends to a depth of 15 feet below sea level. Nancy descends to a depth of 22 feet below sea level. What is the difference in their depths?

• 13 ft

• 37 ft

• 7 ft

• -13 ft

• -7

The temperature on Sunday was -15^o C. The temperature on Monday was 12 degrees less than the temperature on Sunday. What was the temperature on Monday?

• -27

• -3

• 3

• 27

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

• -9 + (-22) = -13

• 9 + (-22) = 13

• 9 + (-22) = -13

• none

The air temperature in the North Pole in the morning was 3 degrees Celsius.  By 10:00am the temperature dropped 12 degrees.  By noon the temperature had gone up 5 degrees.  At 3:00pm the temperature went up 9 degrees.  By nightfall the temperature had dropped 16 more degrees.  What was the temperature at the North Pole at nightfall?

• 11 degrees
• 0 degrees
• -11 degrees
• -9 degrees

The average daily temperature in Denton went from -8°F in January to 43°F in March. What was the change in the average daily temperature from January to March?

• 35°

• 51°

• -35°

• -51°

Define "Positive Number"

• A number that is greater than 0

• A whole number

• When you add

• A positive or negative whole number

Define "Negative Number"

• A number greater than zero

• A number and its opposite combine to equal 0

• A number less than zero

• Zero

1.  Rosa was hiking near the Dead Sea.  She began her hike at an elevation of -600 feet and ended the hike at 92 feet. What was the change in her elevation?

• she hiked up 508 feet
• she hiked down 508 feet
• she hiked up 692 feet
• she hiked down 692 feet

2.  Elaine was rock climbing.  She began her climb at an elevation of 100 feet below ground level, then hiked up 500 feet. What is her elevation now?

• 600 feet about ground level
• 600 feet below ground level
• 400 feet above ground level
• 400 feet below ground level

3.  The temperature in the afternoon was 16°C.  The temperature at night was -3°C.  What is the change in temperature?

• the temperature increased 19°C
• the temperature decreased 19°C
• the temperature increased 13°C
• the temperature decreased 13°C