Adding & Subtracting Integers Quiz

A deep-sea diver dives 81 feet from the surface. He then dives 14 more feet. The diver's depth can be represented by which expression?

• -81 + (-14)

• -81 + 14

• 81 + (-14)

• -14 + 81

Tags

CCSS.7.NS.A.1C

Which two statements are true?

• An expression for "A diver swims at 14 feet below sea level and then descends another 14 feet" is 14 + (-14).

• An expression for "Ben owes $14 and then earns $14" is -14 + 14.

• An expression for "Gail saves $14 and then spends $14" is -14 + (-14).

• An expression for "Max saves $14 and then spends $14" is 14 +(-14).

Tags

CCSS.7.NS.A.1B

Fill in the blank: Janet deducted $5 on Monday and another $6 on Tuesday from her savings account. Janet deducted a total of​ (a)   from her account.

• $11
• - $11
• $1
• - $1

Tags

CCSS.7.NS.A.1C

In Valdosta, the temperature drops 15 degrees from 8 A.M. to 9 A.M. Then the temperature drops 8 degrees from 9 A.M. to 10 A.M. What integer represents the change in temperature for Valdosta from 8 A.M. to 10 A.M.?​ (a)  

• -23 degrees
• 15 degrees
• -15 degrees
• -8 degrees
• 8 degrees
• -7 degrees
• 7 degrees

Tags

CCSS.7.NS.A.3

Fill in the blanks. Danielle recorded a temperature drop of 5 degrees and a second temperature drop of 9 degrees. The sign of the sum is​ (a)   . The total change in temperature is​ (b)   .

• negative
• -14 degrees
• positive
• neither negative or positive
• 14 degrees
• -4 degrees
• 4 degrees

Tags

CCSS.7.NS.A.1C

Savannah & Nicole do their math homework together. When they find 9 - (-8), they get different answers. Savannah claims the difference is 17. Nicole claims the difference is -1. Who is correct?

• Savannah

• Nicole

Tags

CCSS.7.NS.A.1C

Which number line model shows the subtraction 2 - 4?

• 
• 
• 
• 

Tags

CCSS.7.NS.A.1B

Cheyenne sprints forward 10 feet and then stops and sprints back 15 feet. Which sentence best explains where Cheyenne is relative to where she started? Use a number line if needed.

• Cheyenne will be behind her starting point because 10 - 15 = -5.

• Cheyenne will be behind her starting point because 10 + 15 = 25.

• Cheyenne will be in front of her starting point because 10 - 15 = -5.

• Cheyenne will be in front of her starting point because 15 - 10 = 5.

Tags

CCSS.7.NS.A.1B

Hank is working in a silver mine 10 feet below the surface. He descends until he reaches a point of 57 feet below the surface. How many feet does Hank descend?

• -57 - (-10) = -47; Hank descends 47 feet.

• 57 - 10 = 47; Hank descends 47 feet.

• -10 - 57 = -67; Hank descends -67 feet.

• 10 - (-57) = 67; Hank descends 67 feet.

Tags

CCSS.7.NS.A.3

There is a school of fish 10 feet below the surface in the Bikini Bottom. A ledge with some seashells is 18 feet below the surface, and even deeper there is a shipwreck 32 feet below the surface. How much deeper is the shipwreck than the school of fish?

• -32 - (-10) = -22; The shipwreck is 22 feet deeper than the school of fish.

• -10 - (-32) = 22; The shipwreck is 22 feet deeper than the school of fish.

• -32 - (-18) = -14; The shipwreck is 14 feet deeper than the school of fish.

• 10 - (-32) = 42; The shipwreck is 42 feet deeper than the school of fish.

Tags

CCSS.7.EE.B.3