Operations on integers

A submarine dives from the surface at a rate of 65 feet per minute. At this rate, what will the submarine's depth be after 10 minutes?

• 6.5 feet

• 650 feet

• -6.5 feet

• -650 feet

Tags

CCSS.7.NS.A.3

Matt is playing a game. He gains 7 points, loses 10 points, gains 2 points, and then loses 8 points. What is his final score?

• -9

• 9

• 7

• -7

Tags

CCSS.7.NS.A.3

A scuba diver was located 12 feet below sea level. He descended at a rate of 3 feet per second. Find the scuba diver's depth after 6 seconds.

• -15 feet
• -30 feet
• 15 feet
• 12 feet

Tags

CCSS.7.NS.A.3

Solve the following:
6(-3) - 2

• 1
• -16
• -20
• 20

Tags

CCSS.7.NS.A.3

-10(8-3v)

• -78+30v

• -74+30v

• -80+30v

• -83+30v

Tags

CCSS.7.NS.A.3

Allie deposited $400 into her bank account. A couple of days later, she withdrew $50. The next day she deposited $20 more. A day later she withdrew $150. What is the overall change in her account? Write and solve an addition expression.

• $520

• $220

• -$280

• $580

Tags

CCSS.7.NS.A.3

A diver with the Coast Guard is looking for wreckage from a recent boating accident. He dives 23 feet below the surface of the ocean. Then he dives down 9 more feet. He swims back up 12 feet and down another 6 feet before he finds the wreckage he is looking for. What was the depth at which the diver finds the wreckage from the boating accident?

• -26

• -50

• -38

• 12

Tags

CCSS.7.NS.A.3

Solve the following expresion: (+60) : [(—4) · (+5)] =

• 3

• -3

• 13

• -13

Tags

CCSS.7.NS.A.3

• 18

• 23

• 28

• 162

Tags

CCSS.7.NS.A.3

Ms. Sublett learns how to fly a plane. She starts on the ground and ascends 500 feet, then descends 150 feet, then ascends 50 feet. How high up is Ms. Sublett's plane now?

• 700 feet

• 500 feet

• back on the ground

• 400 feet

Tags

CCSS.7.NS.A.3