GRADE 7 MATHEMATICS (7.2) Number, operation, and quantitative reasoning. The student adds, subtracts, multiplies, or divides to solve problems and justify solutions. The student is expected to: (C) use models to add, subtract, multiply, and divide integers and connect the actions to algorithms.

NAME___________________

DATE___________

SCORE ___/5

7.2C Mini-Assessment 1.

If represents +1 and best represents 3 (-2)?

represents -1, which model

4.

The Center Bears football team had the following yardage in their first 4 offensive plays of the football game.

A

Play #1: Play #2: Play #3: Play #4:

B

2.

C

Which expression models the average offensive yardage for these 4 plays for the Bears?

D

A

(3  1  18  3) 4

B

[(3 ( 1)  18 3] 4

C

4 [(3 + ( 1) + 18  ( 3)]

D

[(3 ( 1) + 18  ( 3)] 4

Identify the expression that is modeled below. = 1

3.

Gain of 3 yards Loss of 1 yard Gain of 18 yards Loss of 3 yards

A

2  ( 3)

B

2  ( 3)

C

2 ( 3)

D

( 3) 2

= 1

5.

Mary kept the following information about her checking account for the week of May 5- May 12. On May 5 she had a balance of \$350. Date May 6 May 8 May 9 May 10 May 11

The number line below models which expression?

Transaction Deposited \$50 Wrote check for \$65 Withdrew \$20 cash Deposited \$140 Wrote check for \$165

Which expression models the amount of money Mary had in her account at the end of that week?

-8 -6 -4

-2

0

2

A

4  8 ( 10)  ( 4)

B

4  4 ( 10)  ( 4)

C

4  4 ( 10)  4

D

4  8 ( 2)  ( 6)

TEKSING TOWARD TAKS

4

2006

6

8

A

350  50  ( 65) ( 20)  140  ( 165)

B

350  50  ( 65) 20 140 165

C

350  50  ( 65) 20 140  ( 165)

D

350  50  65  20  140  165

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Objective 1 TEKS - 7.2C

4. TheCenterBearsfootballteamhadthefollowing yardageintheirfirst4offensiveplaysofthefootball game. 1. If represents+1and represents-1,whichm...