All operations of integers

At 6:00 am the temperature was -9°^F. At noon, the temperature was 10°^F. Which expression can be used to find the change in temperature from 6:00 am to noon?

• -9 - (-10)

• 10 - (-9)

• 10 + (-9)

• [10 + (-9)] ÷ 6

Tags

CCSS.7.NS.A.1C

The other day it was -7 degrees in Juneau, Alaska. At the same time, it was 32 degrees in Baltimore, Maryland. What was the difference in the temperatures of these 2 cities?

• 25 degrees

• 39 degrees

• -39 degrees

• 41 degrees

Tags

CCSS.7.NS.A.1C

A scuba diver is swimming at a depth of -12 feet in the Coral Ridge Marina. She dives down to a coral reef that is five times the depth. What is the depth of the coral reef?

• 60 feet

• -7 feet

• 17 feet

• -60 feet

Tags

CCSS.7.EE.B.3

Which addition equation matches the problem modeled below?

• -6 + (-9) = 3
• -6 + 9 = 3
• -6 + 3 = 9
• 9 + (-3) = -6

Tags

CCSS.7.NS.A.1B

Which equation represents the 2-color counters shown in the image?

• -4 + 5 = -1
• 4 -5 = -1
• 4 + (-5)= -9
• -5 - 4 = -9

Tags

CCSS.7.NS.A.1C

Which addition equation matches the problem modeled below?

• -5 +-3 = -2
• -2 + -3 = -5
• -2 +3 = -5

Tags

CCSS.7.NS.A.1B

• 4 + 2 = 6
• -4 + 2 = -2
• 4 + (-2) = 2
• -4 + (-2) = -6

Tags

CCSS.7.NS.A.1C

• 4 - 2 = 2
• -4 + 2 = -2
• -4 - 2 = -6
• 4 + 2 = 6

Tags

CCSS.7.NS.A.1B

Is the product of -5(-2) positive or negative?

• positive
• negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

64 ÷ (-8)

• 8
• -8
• -9
• -7

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B