PDF MCAS 2018 Grade 8 Math Practice Test
[Pages:20]MASSACHUSETTS COMPREHENSIVE ASSESSMENT SYSTEM
PRACTICE TEST
Mathematics
Grade 8
Student Name School Name District Name
Grade 8 Mathematics
SESSION 1
This session contains 5 questions.
You may use your reference sheet during this session. You may not use a calculator during this session.
Directions
Read each question carefully and then answer it as well as you can. You must record all answers in your Practice Test Answer Document.
For some questions, you will mark your answers by filling in the circles in your Practice Test Answer Document. Make sure you darken the circles completely. Do not make any marks outside of the circles. If you need to change an answer, be sure to erase your first answer completely.
For other questions, you will need to fill in an answer grid. Directions for completing questions with answer grids are provided on the next page.
If a question asks you to show or explain your work, you must do so to receive full credit. Write your response in the space provided in your Practice Test Answer Document. Only responses written within the provided space will be scored.
2
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Mathematics
Session 1
Directions for Completing Questions with Answer Grids
1. Work the question and find an answer.
2. Enter your answer in the answer boxes at the top of the answer grid.
3.Print only one number or symbol in each box. Do not leave a blank box in the middle of an answer.
4.Under each answer box, fill in the circle that matches the number or symbol you wrote above. Make a solid mark that completely fills the circle.
5. Do not fill in a circle under an unused answer box.
6.Fractions cannot be entered into an answer grid and will not be scored. Enter fractions as decimals.
7.If you need to change an answer, be sure to erase your first answer completely.
8. See below for examples of how to correctly complete an answer grid.
EXAMPLES
?14
\? \? \? \? \? \? \? \?
\0 \0 \0 \0 \0 \0 \0 \1 \1 \1 \1 \1 \1 \1 \2 \2 \2 \2 \2 \2 \2 \3 \3 \3 \3 \3 \3 \3 \4 \4 \4 \4 \4 \4 \4 \5 \5 \5 \5 \5 \5 \5 \6 \6 \6 \6 \6 \6 \6 \7 \7 \7 \7 \7 \7 \7 \8 \8 \8 \8 \8 \8 \8 \9 \9 \9 \9 \9 \9 \9
48316
\? \? \? \? \? \? \? \?
\0 \0 \0 \0 \0 \0 \0 \1 \1 \1 \1 \1 \1 \1 \2 \2 \2 \2 \2 \2 \2 \3 \3 \3 \3 \3 \3 \3 \4 \4 \4 \4 \4 \4 \4 \5 \5 \5 \5 \5 \5 \5 \6 \6 \6 \6 \6 \6 \6 \7 \7 \7 \7 \7 \7 \7 \8 \8 \8 \8 \8 \8 \8 \9 \9 \9 \9 \9 \9 \9
65 . 3
\?
\? \? \? \? \? \? \?
\0 \0 \0 \0 \0 \0 \0 \1 \1 \1 \1 \1 \1 \1 \2 \2 \2 \2 \2 \2 \2 \3 \3 \3 \3 \3 \3 \3 \4 \4 \4 \4 \4 \4 \4 \5 \5 \5 \5 \5 \5 \5 \6 \6 \6 \6 \6 \6 \6 \7 \7 \7 \7 \7 \7 \7 \8 \8 \8 \8 \8 \8 \8 \9 \9 \9 \9 \9 \9 \9
9 .55 55
\?
\? \? \? \? \? \? \?
\0 \0 \0 \0 \0 \0 \0 \1 \1 \1 \1 \1 \1 \1 \2 \2 \2 \2 \2 \2 \2 \3 \3 \3 \3 \3 \3 \3 \4 \4 \4 \4 \4 \4 \4 \5 \5 \5 \5 \5 \5 \5 \6 \6 \6 \6 \6 \6 \6 \7 \7 \7 \7 \7 \7 \7 \8 \8 \8 \8 \8 \8 \8 \9 \9 \9 \9 \9 \9 \9
3
MCAS_2018_MATH_Gr8_PT
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Mathematics
Session 1
MA253753 B
q Line p and line q are shown on this coordinate grid.
y
p
6
q
5
4
3
2
1
-6
-5
-4
-3
-2
- 1-
0 1
123456
x
-2
-3
-4
-5
-6
Which of the following statements best describes the lines? A. Line p has the same slope as line q. B. Line p has a greater slope than line q. C. The y-intercept of line p is greater than the y-intercept of line q. D. The x-intercept of line q is greater than the x-intercept of line p.
4
MCAS_2018_MATH_Gr8_PT
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Mathematics
VH093399 B
w Which statement best describes the value of 8 ?
A. The value of 8 is between 2 and 2.5. B. The value of 8 is between 2.5 and 3. C. The value of 8 is between 3 and 3.5. D. The value of 8 is between 3.5 and 4.
Session 1
5
MCAS_2018_MATH_Gr8_PT
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Mathematics
Session 1
This question has two parts.
VH006591 D, C
e Triangle PQR is shown on the coordinate plane.
y
4
3 2
Q
1
-4 -3 -2 -1-10 1 2 3 4 x
P -2
-3
R
-4
Triangle PQR is rotated 90? counterclockwise about the origin to form the image triangle PQR (not shown). Then triangle PQR is reflected across the x-axis to form triangle PQR (not shown). Part A What are the signs of the coordinates (x,y) of point P? A. Both x and y are positive. B. x is negative and y is positive. C. Both x and y are negative. D. x is positive and y is negative.
Part B What are the signs of the coordinates (x,y) of point Q? A. Both x and y are positive. B. x is negative and y is positive. C. Both x and y are negative. D. x is positive and y is negative.
6
MCAS_2018_MATH_Gr8_PT
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Mathematics
Session 1
MA219701 X
r The students in a science club planted a rectangular flower garden in front of their school. The garden is 6 feet wide and has a diagonal length of 10 feet.
x
6 feet
10 feet
What is x, the length in feet of the garden?
Enter your answer in the answer boxes at the top of the answer grid and completely fill the matching circles.
7
MCAS_2018_MATH_Gr8_PT
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Mathematics
Session 1
This question has four parts.
MA301713 X
t Each of these four functions shows a relationship between x and y.
y
? Function H:
5 (4, 4)
4
3
2
1 ?5 ?4 ?3 ?2 ?1?10 1 2 3 4 5 x
?2 ?3
(?2, ?5) ?4
?5
? Function I: y = 2.5x + 8
? Function J: Multiply the x value by 3 and subtract 6 to get the y value.
? Function K:
xy ?2 4
06 28 4 10 6 12
Part A
What is the slope of the line that represents Function H? Show or explain how you got your answer.
Enter your answer and your work or explanation in the space provided.
8
MCAS_2018_MATH_Gr8_PT
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