CBSE Class 8 Mathematics Playing With Numbers Worksheet Set C

CBSE Class 8 Mathematics Worksheet - Playing with Numbers (1)

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Playing With Numbers

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1.When N 5 leaves a remainder of 2, find the one's digit of N.

2.Find the generalised form of 206.

3.Write the generalised form of a three digit number 'abc'.

4.Find the value of A in the addition.

5.If the division leaves a remainder of 1, what will be the ones digits of N?

6.When leaves a remainder of 1, what will be the one's digit of N?

7.What will be the unit's digit of N if it is divisible by 5 exactly?

8.Check the divisibility of 2147681 by 3.

9.If 15Z7 is a multiple of 3 where 'Z' is a digit, find the value of Z.

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10.Find the value of Q in the multiplication.

11.Find the values of P and Q in the addition.

12.The ones digit of a two-digit number is 3 and the sum of digits is 1/7 of the number itself. What is

the number?

13.Find A and B in the addition.

14.If 42x is a multiple of 3 (where x is a digit), find the value of x.

15.If 51x3 is a multiple of 9 (where x is a digit), find the value of x.

16.Find 'a' such that the five digit number 91a92 is divisible by 9.

17.Find a number whose cube is equal to the number itself but its square is not equal to the number

itself.

18.Find two numbers whose product is a one digit number and sum is a two digit number .

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19.A two digit number exceeds the sum of the digits of that number by 18. If the digits at the unit's

place is double the digit in the ten's place, find the number.

20.Find A, B, C in the addition.

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