# S.chand publication solution of class 6 chapter 3 exercise 3 A

## EXERCISE 3 A

1.Write ‘T’ for True or ‘F’ for False for the following statements.
(i) Zero is not an integer as it is neither positive nor negative.
(ii) -2 is to the left of —5 on the number line.
(iii)All whole number are integers.
(iv) Since 12 > 7. therefore -12 > -7
(v) -2 , -3 , 0 , 5 , 8 is a set of integers arranged in ascending order .

2. Fill in the blanks
(i) The greatest negative integers is ___
(ii) The opposite of winning by a margin of 400 votes is ___
(iii) -103 ___ -101 (>,<)
(iv) Number of even integers lying between -11 and 5 is ___ .
(v) The ___ value of -16 and 16 is the same .

3. Write the opposites of the following.
(i) 50 km south
(ii) Withdrawing Rs 100 from the Bank Account
(iii) Increase in temperature
(iv) Losing by 15 runs
(vi) 20 m belowthe sea level.

4. Write an integer to name the number in the given sentences
(i) The elevator is 2 floors below the street level .
(ii) The temperature is 40 degrees above zero .
(iii) Moving 8 steps backword
(iv) A loss of Rs 160

5. Write the opposites of
(i) -20
(ii) 311
(iii) 0
(iv) -46

6. Mark the following integers on a number line

(i) -7
(ii) 0
(iii) 3
(iv) -5
(v) -10

7. Write :
(i) All integers between -5 and 2
(ii) All integers between -3 and -10
(iii) All evening integers between -12 and 1
(iv) All multiples of 3 between -28 and -13

8. Write < or > to compare each of the following pairs of integers
(i) 8 ___ 3
(ii) 0 ___ -7
(iii) -12 ___ -8
(iv) 1 ____ -6
(v) -43 ____ 34
(vi) -256 ____ -210
(vii) 25 ____ -37
(viii) 100 ____ -100

9. Arrange the following sets of integers in increasing order .
(i) 2 , -4 , 0 , -8 , 1 , 6
(ii) 10 , -16 , 4 , -20 , -7 , 2
(iii) 21 , -15 , -9 , 3 , -20 , 6
(iv) 123 , -321 , -132 , 213 , -231 , 132

10. Arrange the following sets of integers in descending order .
(i) -4 , 3 , 0 , -6 , 10 , -2
(ii) 8 , -13 , -6 , 10 , 0 , -5
(iii) 8 , -23 , -46 , -32 , -29 , 0
(iv) -542 , -524 , -452 , -205 , -254 , -425

11. Using a number line write the integer which is
(i) 6 more than -11
(ii) 4 less than -2
(iii) 5 less than -4
(iv) 3 more than -8

12. Write the value of each of the following .
(i) |-8|
(ii) |21|
(iii) -|15|
(iv) -|-12|
(v) |-4|\div |4|
(vi) 8|-3|
(vii) |16-4|\div |-3|
(viii) |9-2|*|2-2|

Insert math as
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