Q.1. What is the opposite of -82?
Q.2. What is the opposite of 57?
Q.3. What is |-22|?
Q.4. What is the absolute value of
-
16?
Q.5. Write the appropriate sign
between the following integers?
-
1
0
Q.6.
What is the missing number?
Q.7. Which words make this statement true?
2 ____ -2
(greater than or less than)
Q.8. Two fishermen John and Michael drop their nets into the sea at a depth of 18 feet and
22 feet respectively.
John
Michael
(a) Write an integer for the position of each net relative to sea level.
(b) Whose integer has greater absolute value?
(c) Whose net is closer to the sea level?
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Q.9. Solve
|-12|-|22|+|-2|
Q.10. Solve |-20|-|12|+|-10|
Q.11. Which integer represents this scenario?
(i) 1 meter above sea level.
(ii) Losing 2 buttons off of your jacket.
(iii) A child grows 6 inches taller.
Q.12. Account balance of Mickey is -$30. What does it represent?
Q.13. Compare following quantities:
(i)
4 and absolute value of -2.
(ii)
Absolute value of -5 and -6
(iii)
7 and -8
Q.14. State which statement is true and which is false :(i)
(ii)
- |-2| = -2
- |-4| = 4
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Q.15. State which statement is true and which is false :(i)
|-2| > 1
(ii)
|-2| < 3
(iii)
|-2| < 2
Q.16. Absolute value of 0 is?
Q.17. State which statement is true and which is false:(i) -2
(ii)
(iii)
> -4
-8 < 7
9 < -5
Q.18. Following table gives the position of divers in a sea relative to the sea level:-
Name
Position
Roni
-18
-9
Sandy
Riva
-21
Sam
-7
Cyrus
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Study this table and give answers of the questions written below:a) Arrange the divers from lowest position to the highest position and tell whose position
is lowest?
b) Compare the absolute values of position of Riva and Sandy.
c) Tell who is nearest to the sea level?
Q. 19. Fill in the blanks using appropriate signs (>,<,=)
a) -2___2
b) 3___0
c) 0___|0|
Q. 20. Fill in the blanks
a) 12 km east=_______km west
b) -20 m above the sea level=__m below the sea level
ANSWERS:
A1.
82
A2.
-57
A3.
22
A4.
16
A5.
<
A6.
5
A7.
Greater than
A8.
a) -18 and -22
b) Michael
c) John
A.9. -8
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A.10. 18
A11.
(i) +1
(ii) -2 (iii) +6
A12.
She has to give $30 to bank.
A13.
(i) 4 is greater (ii) absolute value of -6 is greater (iii) 7 is greater
A14.
(i) true
(ii) false
A15.
(i) true
(ii) true (iii) false
A16.
0
A17.
(i) true
A18.
a)Riva
(ii) true (iii) false
b) Absolute value of Riva is greater than sandy
c) Sam
A.19. a) <
b) >
c) =
A.20. a) -12, b) 20
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