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.
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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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