G7 U2 Assessment
Name: _________________________________________ Date:________________
Grade 7 Unit 2 Adding and Subtracting Rational Numbers 1. What is 11 + -6?
2.
A
5
B
-5
C
17
D
-17
-6 + 4 + -4 + -5 + -80 + -98 + 20=?
A
-168
B
-169
C
-170
D
-171
3. 450+ - 988=?
A
530
B
-542
C
533
D
-538
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 1
4. -20– 14 – -10 + 11 -30=?
5.
6.
A
-16
B
16
C
43
D
-43
-48+98- -20=?
A
-70
B
70
C
-71
D
71
For each of the following circle true if the resulting value is positive and false if it is negative.
A
15 - - 48 + - 11=?
True/False
B
16-80+56- -41=?
True/False
C
-90 + 450 + - 510 =? True/False
D
20/3 + - 41 - +60 =? True/False
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 2
7.
8.
A scuba diver dives until he is at -65 ft. underwater. His friend is at -22 ft. They are _____ feet away from each other.
A
Points 1 and 4
B
Points 2 and 4
C
Points 1 and 3
D
None are proportionate.
−
18 3
− −
A
--2
B
5
C
−4
D
2
?
3
3
5
+ −
A
2
B
− 15
C
−5
D
6
3
4
9.
24
7 3
?
5 23
3
25 3
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 3
10. If I have 3/4th of a pizza left and my friend eats 2/8th s of my pizza, how much of the original pizza do I have left?
A B C D
1 2 1 3 9 16 13 16
11. Which of the following is not a pair of opposites?
A
-5,5
B
-99,99
C
4859, -4859
D
-15, -15
12. The value contained in an absolute value sign is always positive. Is this statement true or false and why? True False
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 4
|18| - |-12|=?
13.
A
6
B
-6
C
30
D
-30
14. What is the opposite of|22-115|?
A
-177
B
177
C
-93
D
93
15.
A sweater is on sale for 30% off. If the original price was $15, what is the sale price?
A
$9.50
B
$10.50
C
$11.50
D
$12.50 Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 5
16. What is the absolute value of the opposite of -1 - -10/3? Show your work.
17. What is the opposite of the opposite of 13 - +89 - -26 ? Show your work.
18. How far away from zero is the number resulting from 97 - -5 - -18 – 61?
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 6
19. If you take the absolute value of the absolute value of |-18 + -9|. Will the answer be positive or negative? What is the answer?
20.
1/2 + -1/3 - -1/3 -1/2 = ? Show your work.
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 7
Grade 7 Unit 2 Adding and Subtracting Rational Numbers 1. What is 11 + -6?
2.
A
5
B
-5
C
17
D
-17
-6 + 4 + -4 + -5 + -80 + -98 + 20=?
A
-168
B
-169
C
-170
D
-171
3. 450+ - 988=?
A
530
B
-542
C
533
D
-538
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 1
4. -20– 14 – -10 + 11 -30=?
5.
6.
A
-16
B
16
C
43
D
-43
-48+98- -20=?
A
-70
B
70
C
-71
D
71
For each of the following circle true if the resulting value is positive and false if it is negative.
A
15 - - 48 + - 11=?
True/False
B
16-80+56- -41=?
True/False
C
-90 + 450 + - 510 =? True/False
D
20/3 + - 41 - +60 =? True/False
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 2
7.
8.
A scuba diver dives until he is at -65 ft. underwater. His friend is at -22 ft. They are _____ feet away from each other.
A
Points 1 and 4
B
Points 2 and 4
C
Points 1 and 3
D
None are proportionate.
−
18 3
− −
A
--2
B
5
C
−4
D
2
?
3
3
5
+ −
A
2
B
− 15
C
−5
D
6
3
4
9.
24
7 3
?
5 23
3
25 3
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 3
10. If I have 3/4th of a pizza left and my friend eats 2/8th s of my pizza, how much of the original pizza do I have left?
A B C D
1 2 1 3 9 16 13 16
11. Which of the following is not a pair of opposites?
A
-5,5
B
-99,99
C
4859, -4859
D
-15, -15
12. The value contained in an absolute value sign is always positive. Is this statement true or false and why? True False
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 4
|18| - |-12|=?
13.
A
6
B
-6
C
30
D
-30
14. What is the opposite of|22-115|?
A
-177
B
177
C
-93
D
93
15.
A sweater is on sale for 30% off. If the original price was $15, what is the sale price?
A
$9.50
B
$10.50
C
$11.50
D
$12.50 Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 5
16. What is the absolute value of the opposite of -1 - -10/3? Show your work.
17. What is the opposite of the opposite of 13 - +89 - -26 ? Show your work.
18. How far away from zero is the number resulting from 97 - -5 - -18 – 61?
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 6
19. If you take the absolute value of the absolute value of |-18 + -9|. Will the answer be positive or negative? What is the answer?
20.
1/2 + -1/3 - -1/3 -1/2 = ? Show your work.
Copyright © Swun Math Grade 7 Unit 2 Assessment, Page 7
