IM Unit 5 Check Your Readiness

A dolphin is at the surface of the ocean. What is the dolphin’s elevation?

• 0 feet

• 100 feet

• 50 feet

• 25 feet

The dolphin dives 20 feet below the surface of the ocean. What is its new elevation?

• -20 feet

• 20 feet

• 0 feet

• 200 feet

Select the greatest number

• -1

• -1.75

Select the greatest number

• 
  

  $\frac{9}{4}$

• -1

Select the greatest number

• 
  

  $-2\ \frac{1}{2}$

• -1.75

Kiran says that -2 < -5. Do you agree with Kiran?

• Yes

• No

What is the value of $\left|-12.7\right|$  ?

• -12.7

• 12.7

• 0

What is the value of $\left|11\ \frac{1}{4}\right|$  

•  $11\ \frac{1}{4}$  

•  $-11\ \frac{1}{4}$  

• 0

Andre received and spent money in the following ways last month. For each example, write a positive or negative number to represent the change in money from his perspective.

His uncle gave him $25 as a present.

• +25

• -25

• 0

Andre received and spent money in the following ways last month. For each example, write a positive or negative number to represent the change in money from his perspective.

He earned $18 dollars tutoring.

• +18

• -18

• 0