Free Printable Playing With Numbers (6th Grade)

1.

Smallest Natural Number

a)

2

b)

0

c)

1

d)

5

2.

Smallest Whole Number

a)

2

b)

0

c)

1

d)

3

3.

Smallest Even Number

a)

2

b)

0

c)

1

d)

3

4.

Smallest Odd Number

a)

2

b)

3

c)

1

d)

0

5.

Smallest Prime Number

a)

1

b)

3

c)

2

d)

5

6.

Smallest Composite Number

a)

3

b)

4

c)

2

d)

5

7.

Smallest Odd Composite Number

a)

3

b)

9

c)

1

d)

5

8.

Natural Numbers is Denoted by Symbol

a)

W

b)

Z

c)

N

d)

A

9.

Whole Numbers is Denoted by

a)

N

b)

Z

c)

W

d)

R

10.

Integers is Denoted by

a)

Z

b)

N

c)

W

d)

I

11.

Integers having

a)

Positive Numbers

b)

Negative Numbers

c)

Zero

d)

None of the above

12.

Even Numbers in the Form of

a)

2n

b)

2n+1

13.

Odd Numbers in the Form of

a)

2n

b)

2n+1

14.

Sum Of Even Numbers below 10 is

a)

23

b)

20

c)

26

d)

25

15.

Sum Of Odd Numbers below 10 is

a)

23

b)

20

c)

26

d)

25

16.

Sum of First Two Prime Numbers

a)

3

b)

1

c)

5

d)

4

17.

Difference of First Two Prime Numbers is

a)

3

b)

0

c)

2

d)

1

18.

Sum Of Prime Numbers Below 10 is

a)

20

b)

25

c)

17

d)

27

19.

Sum Of Composite Numbers Below 10 is

a)

20

b)

25

c)

17

d)

27

20.

Sum Of First Two Composite Numbers is

a)

5

b)

10

c)

6

d)

3

21.

Sum of First two Whole Numbers is

a)

3

b)

0

c)

2

d)

1

22.

Difference of First two Whole Numbers is

a)

2

b)

1

c)

0

d)

3

23.

Even Prime Number is

a)

3

b)

2

c)

0

d)

1

24.

First Odd Prime Number is

a)

3

b)

2

c)

0

d)

1

25.

Which Number is Neither a Prime Number nor a Composite Number

a)

4

b)

0

c)

2

d)

1

26.

The Number which is only whole number but not a natural number is

a)

3

b)

1

c)

2

d)

0

27.

A number which has Only two factors, "1" and " The number itself ", is called a

a)

Prime Number

b)

Composite Number

c)

Even Number

d)

Odd Number

28.

If a Number having more than two different factors is called

a)

Prime Number

b)

Composite Number

c)

Even Number

d)

Odd Number

29.

The Largest 2 digit Prime number is

a)

93

b)

99

c)

95

d)

97

30.

The Smallest Factor of any Number is

a)

2

b)

0

c)

1

d)

3

31.

The Greatest Factor of any Number is

a)

2

b)

1

c)

The Number itself

d)

0

32.

The Smallest Composite Number of two digits is

a)

11

b)

4

c)

10

d)

2

33.

The Greatest Composite Number of two digits is

a)

11

b)

91

c)

10

d)

99

34.

Any Number is Divisible by

a)

2

b)

1

c)

0

d)

10

35.

If Any number is Divisible by 1, We Get Remainder of

a)

1

b)

0

c)

That Number itself

d)

2

36.

If Any number is Divisible by 1, We Get Quotient of

a)

1

b)

0

c)

That Number itself

d)

2

37.

If Any Even Number is Divisible by "2", we get Remainder of

a)

2

b)

0

c)

1

d)

3

38.

If Any Odd Number is Divisible by "2", we get Remainder of

a)

3

b)

0

c)

2

d)

1

39.

Which Number is a Factor of Every Number ?

a)

2

b)

1

c)

0

d)

That Number itself

40.

Which is the Only Number has Only One Factor ?

a)

1

b)

0

c)

2

d)

5

41.

Which Number has does not have Place Value ?

a)

2

b)

1

c)

0

d)

3

42.

If Any Number x 0 (Zero), We Get Result of

a)

2

b)

0

c)

1

d)

That Number itself

43.

If Any Number x 1 (One), We Get the Result of

a)

2

b)

0

c)

1

d)

That Number itself

44.

All Numbers Greater than Zero are Called

a)

Positive Numbers

b)

Negative Numbers

45.

All Numbers Less than Zero are Called

a)

Positive Numbers

b)

Negative Numbers

46.

If Any Number is Divisible by "2", We get Remainders of ____ or ____

a)

(1,2)

b)

(0,1)

c)

(2,4)

d)

(1,3)

47.

The Numbers which are Completely Divisible by "2" are Called

a)

Even Numbers

b)

Odd Numbers

48.

The Numbers which are Not Completely Divisible by "2" are Called

a)

Even Numbers

b)

Odd Numbers

49.

Even Numbers having Last Digit

(Units Place of that Number) is

a)

(2,4,6,8,0)

b)

(1,3,5,7,9)

50.

Odd Numbers having Last Digit

(Units Place of that Number) is

a)

(2,4,6,8,0)

b)

(1,3,5,7,9)

51.

Total Number of Prime Numbers below 100 is

a)

20

b)

15

c)

25

d)

10

52.

Total Number of Prime Numbers below 50 is

a)

20

b)

15

c)

25

d)

10

53.

Total Number of Prime Numbers between 50 to 100 is

a)

20

b)

15

c)

25

d)

10

54.

Total Composite Numbers Between 1 to 100 is

a)

74

b)

25

c)

71

d)

50

55.

A Prime Number has Exactly ______ Factors.

a)

0

b)

2

c)

1

d)

3

56.

A Prime Number has Exactly two Factors. They are _____ and ___________

a)

(1, That Number itself)

b)

(1,2)

c)

(0 and 1)

d)

(2,4)

57.

How many Factors does a Composite Number ?

a)

Only 2 Factors

b)

Only One factor

c)

No Factors

d)

3 or More Factors

58.

Any Number is divisible by with which Number ?

a)

2

b)

1

c)

0

d)

3

59.

If the Number has (2,4,6,8,0) any of the digits in it's One Place then that number is divisible by ______

a)

3

b)

1

c)

2

d)

5

60.

All Even Numbers are Completely divisible by

a)

2

b)

3

61.

If a Number is divisble by "12" then that number is divisible by_______

a)

Only with 3

b)

Only with 4

c)

Both 3 and 4

d)

Both 1 and 12

62.

If a Number is divisble by "15" then that number is divisible by_______

a)

Only with 3

b)

Only with 5

c)

Both 3 and 5

d)

Both 1 and 15

63.

In a number,

if the last two digits are zeroes (or)

The number formed by the last two digits is a multiple of 25, then the number is divisible by 25.

a)

True

b)

False

64.

A number is divisible by 100, if the Number last two digits are zeros.

a)

True

b)

False

65.

8396724 is Divisible By

a)

Only With 2

b)

Only With 3

c)

Both 2 and 3

d)

Both 2, 3 and 6

66.

If a Number is divisible by 6, it must be divisible by Both ____ and ____

a)

Only With 2

b)

Only With 3

c)

Both 2 and 3

67.

Any Number has two Values.

(Except Zero)

What are the two Values of that a Number?

a)

Face Value

b)

Place Value

68.

The Value of a Number as it appears is called its

a)

Face Value

b)

Place Value

69.

The Value attained by Virtue of its Place is Called

a)

Face Value

b)

Place Value

70.

_____ Value Remains Unchanged.

a)

Face Value

b)

Place Value

71.

A Number is Divisible by 5 if the Last Digit of the Number is ___ or _____

a)

(0 or 5)

b)

(1 or 5)

c)

(5 or 8)

d)

(2 or 5)

72.

If Adding all the Divisors (Factors) of the Number

(Except itself), the Result is the Same Number itself is Called

a)

Prime Number

b)

Palindrome Number

c)

Perfect Number

d)

Composite Number

73.

The Sum of all the Factors of a Perfect Number is Equal to_______ of the Number

a)

The Number itself

b)

Twice Of the Number

c)

Thrice of the Number

d)

Four times of the Number

74.

First Perfect Number (Smallest Perfect Number) is

a)

9

b)

28

c)

6

d)

4

75.

How many Perfect Numbers are there between 1 to 100 ?

a)

5

b)

3

c)

2

d)

4

76.

The Perfect Numbers between 1 to 100 is

a)

(2, 3)

b)

(6, 24)

c)

(4, 6)

d)

(6, 28)

77.

A number which has Only Two Factors is called a ______

a)

Perfect Number

b)

Composite Number

c)

Prime Number

d)

Real Number

78.

A number which has More than Two Factors is called a ___

a)

Perfect Number

b)

Composite Number

c)

Prime Number

d)

Real Number

79.

Divisibility by 2,5 and 10, We can Seen by just the _____ digit of the number

a)

First

b)

Middle

c)

Last

80.

Divisibility by 3 and 9 is checked by Finding the _______ of all digits

a)

Sum

b)

Difference

c)

Product

d)

Division

81.

Every Prime number other than 2 is _____ Numbers

a)

Even Numbers

b)

Odd Numbers

82.

The Sum of any two Odd Numbers is always an

a)

Even Number

b)

Odd Number

83.

The Sum of any two Even Numbers is always an

a)

Even Number

b)

Odd Number

84.

The Difference of any two Odd Numbers is always an

a)

Even Number

b)

Odd Number

85.

The Difference of any two Even Numbers is always an

a)

Even Number

b)

Odd Number

86.

If any Two Numbers are having Only 1 as Common Factor are Called

a)

Twin Primes

b)

Co-Prime Numbers

c)

Perfect Numbers

d)

Prime Numbers

87.

Identify the Co-prime Numbers Set

a)

(6,9)

b)

(5,7)

c)

(2, 4)

d)

(4, 6)

88.

The HCF of any two Consecutive Numbers is

a)

That Number itself

b)

1

c)

Their Product

d)

2

89.

The HCF of any two Consecutive Even Numbers is

a)

That Number itself

b)

1

c)

Their Product

d)

2

90.

The HCF of any two Consecutive Odd Numbers is

a)

That Number itself

b)

1

c)

Their Product

d)

2

91.

The HCF of any two Prime Numbers is

a)

That Number itself

b)

2

c)

Their Product

d)

1

92.

The HCF of any two Co-prime Numbers is

a)

1

b)

0

c)

Their Product

d)

2

93.

The HCF of Twin Prime Numbers is

a)

Their Product

b)

0

c)

2

d)

1

94.

The LCM of any two Consecutive Numbers is

a)

The Bigger Number

b)

1

c)

Their Product

d)

2

95.

The LCM of any two Prime Numbers is

a)

That Number itself

b)

2

c)

Their Product

d)

1

96.

The LCM of any two Co-prime Numbers is

a)

2

b)

0

c)

Their Product

d)

1

97.

The LCM of Twin Prime Numbers is

a)

Their Product

b)

0

c)

2

d)

1

98.

If one Number is a multiple of another number, then their LCM is _____ in the Given Numbers.

a)

Their Product

b)

The Smallest Number

c)

1

d)

The Biggest Number

99.

If the Difference between two Prime numbers is 2 , then that Numbers are Called

a)

Perfect Prime Number

b)

Twin Primes

c)

Co-Prime Numbers

d)

Composite Numbers

100.

Identify Twin Primes Set

a)

(7, 11)

b)

(5, 7)

c)

(7,9)

d)

(11, 13)

101.

A Factor of a Number is an Exact _______of that Number

a)

Difference

b)

Sum

c)

Divisor

102.

Which Number is the Factor of Every Number ?

a)

2

b)

0

c)

3

d)

1

103.

Every Factor is ________ or ________ to the Given number.

a)

Greater than (or) Equal

b)

Less than (or) Equal

c)

Equal (or) Zero

d)

Less than (or ) Greater than

104.

We can Find List of Prime numbers till 100 Using _________ method

a)

Sieve of Newton

b)

Division Method

c)

Sieve of Eratosthenes

d)

Counting Method

105.

Every Prime Number Except 2 is __________ Numbers

a)

Even Numbers

b)

Composite Numbers

c)

Odd Numbers

d)

Whole Numbers

106.

If a Number is divisible by another number then it is divisible by "Each of the _______________" of that number.

a)

Multiples

b)

Factors

107.

If two given numbers are divisible by a number,

then their " ____________” and " their "_______________” is also divisible by that number.

a)

(Sum , Difference)

b)

(Sum, Quotient)

108.

Another Name of Highest Common Factor (HCF) is

a)

Highest Common Factor

b)

Greatest Common Factor

c)

Greatest Common Divisor

d)

Highest Common Divisior

109.

Expressing the Number as a Product of its Prime Factors is Called

a)

HCF

b)

Prime Factorization

c)

LCM

d)

Prime Filters

110.

Greatest Prime Number between 1 to 10 is ______

a)

9

b)

11

c)

7

d)

5

111.

The Sum of all the Factors of a Perfect Number is Equal to __________ of the Number.

a)

Thrice

b)

Twice

c)

Same Number itself

d)

Four Times

112.

The Number of different Prime Factors of the Largest 4 digit Number is

a)

(3, 11, 101)

b)

(3, 3, 11, 101)

c)

(33, 3, 101)

d)

(3, 11, 5, 101)

113.

The different Prime Factors of the Smallest 5 digit Number is

a)

(2, 5)

b)

(2,10)

c)

(2,1,5)

d)

(2,3,5)

114.

The Sum of the Prime Factors of 1729 is

a)

37

b)

35

c)

39

d)

33

115.

Every Natural Number has an infinite number of

a)

Factors

b)

Multiples

116.

Prime Factorization of 90 is

a)

2x3x15

b)

2x5x9

c)

2x3x3x5

d)

2x3x5x5

117.

Adding 1 to any Whole Number gives us it

a)

Successor

b)

Predecessor

118.

Subtracting 1 from any whole number gives us it

a)

Successor

b)

Predecessor

119.

Which Number has a Successor but no Predecessor in whole numbers.

a)

1

b)

0

c)

2

120.

As we move from Left to Right on the number line, the value of the numbers

a)

Increases

b)

Decreases

121.

The Least Prime Number with Consecutive digits is

a)

11

b)

23

c)

10

d)

13

122.

LCM of First Five Natural Numbers ( 1,2,3,4,5 ) is

a)

30

b)

120

c)

60

d)

40

123.

LCM of First Ten Natural Numbers (1,2,3,4,5,6,7,8,9,10) is

a)

5040

b)

2940

c)

4060

d)

2520

124.

LCM of the First 3 Prime Numbers is

a)

20

b)

30

c)

15

d)

10

125.

The Largest Prime Number below 100 is

a)

99

b)

91

c)

97

d)

93

126.

The Multiples of " 2 ” are also called

a)

Even Numbers

b)

Odd Numbers

127.

Seventh Multiple of Seven is

a)

47

b)

42

c)

49

d)

35

128.

Express 53 as the Sum of three prime Numbers

a)

5+17+31

b)

9+13+31

c)

11+13+29

d)

13+17+23

129.

Write two Prime Numbers whose Product is 35 ?

a)

(5, 7)

b)

(3, 5)

c)

(7, 11)

d)

(11, 13)

130.

Express 63 as Sum of three different Odd Prime numbers is

a)

3+25+35

b)

23+21+19

c)

3+7+53

d)

5+5+53

131.

In the Number, we Reversing their digits gives the Same number is Called

a)

Perfect Number

b)

Co-Prime Number

c)

Palindrome Number

d)

Real Number

132.

Identify the Palindrome Number

a)

76567

b)

1241

c)

12521

d)

75657

133.

Difference between 6^th and 2^nd Prime Numbers is

a)

8

b)

10

c)

6

d)

9

134.

According to Prime Numbers Defination,

The Prime Numbers must be

a)

A Prime Number is always Greater than 1

b)

it has two Factors " 1" and " itself ".

c)

A Prime Number Cannot be Negative.

d)

Prime Numbers are Divided by " 1 " and " that number itself "" Only.

135.

First Odd Composite and First Even Composite Number Sum is

a)

19

b)

10

c)

13

d)

11

136.

First Odd Composite and First Even Composite Number Difference is

a)

5

b)

10

c)

2

d)

7

137.

The Difference between Greatest and Smallest 4 digit number is

a)

8111

b)

9000

c)

8999

d)

9900

138.

HCF of (12, 30, 36) is

a)

12

b)

6

c)

36

d)

4

Playing With Numbers (6th Grade)

Total questions: 138

Worksheet time: 1hrs 9mins

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