Unit # 1 (Part 2) Number Systems

Unit # 1 (Part 2) Number Systems

7th Math Common Assessment

Unit # 1 (Part 2) Number Systems

Form B(7.2A, 7.3A, 7.3B)

  1. (7.3A) Evaluate. 5 - (-8 )

A. -3 C. 13

B. 4 D. 14

  1. (7.3A) Evaluate. -2 x .75

A. 1.95C.

B. 2D. -1.95

  1. (7.3A) Evaluate. –7.251 +2.5


Record you answer and fill in the bubbles on your answer document. Be sure to use the correct place value.

  1. (7.3B) Mr. Brooks has $14.20 in his checking account, he uses his debit card to buy four Sonic meal deals for $4.25 each. His bank charges him a $20 over draft fee for insufficient funds. What is the new balance in Mr. Brooks’ checking account?
  1. -$20.00
  2. -$2.80
  3. -$34.20
  4. -$22.80

Name:______

  1. (7.3B) Kiran has 10 feet of lumber and wants to make a bookshelf. Kiran needs two side panels that are each 5 feet. How much more lumber does Kiran need in order to make the side panels?
  1. ftC. 1 ft
  1. ftD. 1 ft
  1. (7.3B) A submarine begins at -212 feet below sea level. If the submarine plans to descend at 15 feet per minutes, how long will it take the submarine to reach a depth of -287 feet?
  1. 75 minutesC. 7 minutes
  2. 8 minutesD. 5 minutes
  1. (7.3B) The table below shows the number of miles David ran last week.

Day / Miles
Monday / 3
Tuesday / 3.6
Wednesday / 2
Thursday / 3
Friday / 2.9

How much farther did David run on Thursday and Friday then on Monday and Wednesday?

  1. milesC. miles
  1. milesD. miles
  1. (7.3B) You own stock in a particular company which was valued at $25.00 at the end of the day on Monday. If the price of the stock dropped consistently each day by $4.56, then which expression will show the value of your stock at the end of the day on Wednesday?
  1. I and II
  2. I, III and IV
  3. I, II and IV
  4. I and IV
  1. (7.3B) Joe runs 1 miles each track practice. Tuesday Joe ran mile before he realized he dropped his phone at the beginning of the course. Joe ran back to the beginning, got his phone and then continued to finish his run. How many miles did Joe run on Tuesday?
  1. 1 miles
  1. 1 miles
  1. 2miles
  1. 2 miles
  1. (7.3B) While scuba diving Jen descended 3 feet each second for 30 seconds. If Jen stopped at a depth of -112 feet. What was her original depth before she began her descent?
  1. 212
  2. 124
  1. (7.2A) Use the following diagram to best place -8

and -1.6 with the correct set, and describe why.

  1. -8 is in set II because it is in a rational number, and -1.6 is in set I because it is an integer.
  1. -8 is in set II because it is an integer, and

-1.6 is in set I because it is a rational number.

  1. -1.6 is in set II because it is an integer, and -8 is in set I because it is a rational number.
  1. -1.6 is in set II because it is a rational number, and -8 is in set I because it is an integer.
  1. (7.2A) The following diagram shows the relationship among whole numbers, integers, and rational numbers. Place the following numbers in the best location on the diagram.

11, -801, 13, , -3, 0

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