Class 6 Exam  >  Class 6 Notes  >  Mathematics (Maths) Class 6  >  Worksheet: Playing with Numbers- 2

Playing with Numbers- 2 Class 6 Worksheet Maths

Ques 1: Fill up the blanks: 
(i) Write all even prime numbers __________.
(ii) Number of factors of 2 are __________.
(iii) Smallest pair of co-prime numbers is __________.
(iv) Smallest twin prime numbers are __________.
(v) The largest 2-digit number which is odd and prime is __________.
Ques 2: Find the smallest number which is divisible by 2, 3, 4, and 5. Can we find the largest number which is divisible by 2, 3, 4 and 5?
Ques 3: Write the smallest 3-digit number which is exactly divisible by 6.
Ques 4: Replace '*' by the smallest possible digit so that the following numbers are divisible by 3 and 9: 
(i) *4129 
(ii) 2*985 
(iii) 987*32 
Ques 5: Write the largest 3-digit number which is divisible by 11.
Ques 6: Find HCF of 15 m 60 cm and 20 m 16 cm.
Ques 7: Find the least number which when divided by 25, 40 and 60 leave the remainder 7 in each case.
Ques 8: Find HCF of 90 and 243. Check if it divides 90 and 243 both.
Ques 9: Find LCM of 18 and 15. Check if the LCM so obtained is divisible by 15 as well as 18.
Ques 10: Match the following:

(i) HCF of two consecutive numbers
(a) 4
(ii) LCM of two co-prime numbers
(b) 97
(iii) HCF of two consecutive even numbers
(c) 1
(iv) Smallest composite number
(d) 2
(v) Largest 2-digit prime number
(e) product of two numbers
The document Playing with Numbers- 2 Class 6 Worksheet Maths is a part of the Class 6 Course Mathematics (Maths) Class 6.
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