Which expression has the same value as 5 - (-8)?

• 5 + 8
• -5 + 8
• 8 + (-5)
• 5 - 8

Which expression has the same value as -7 - 3?

• -7 + (-3)
• -7 + 3
• -3 + 7
• 7 + 3

Select ALL of the following that are equivalent expressions to:

-8 - 12

• -8 + (-12)

• -12 + (-8)

• -20

• −8 + 12

• 8 − 12

Which equation is modeled below?

• -2 - (-3) = 1
• -2 - 3 = 1
• -2 + (-3) = 1
• -3 - 2 = 1

Which equation is modeled below?

• -2 - (-9) = 7
• -2 - 7 = -9
• -2 + (-9) = -11
• -2 - 9 = 7

Which equation is modeled below?

• -1 - 6 = -7
• -1 + 6 = -7
• -1 - 7 = -8
• -1 - (-6) = -7

A submarine is at 50 meters below sea level. It descends another 30 meters. What is its new depth?

Note: Do not type in units just the number and a negative sign, if needed.

A diver starts at 40 meters below sea level and moves down another 18 meters. What integer represents his final position? Note: Do not type in units just the number and a negative sign, if needed.

A gopher is in a tunnel 10 feet underground, while an cardinal is flying at 20 feet above the ground. What is the distance between the gopher and the cardinal?

Note: Do not type in units just the number and a negative sign, if needed.

A basement is located 12 feet below ground, while the rooftop garden of the same building is 48 feet above ground. What is the distance between the basement and the rooftop garden?

Note: Do not type in units just the number and a negative sign, if needed.