CBSE Class 8 Mathematics Playing with Numbers Assignment Set A

Playing with Numbers

Question. Find A and B in addition

Answer : A = 5, B = 1

Question. What least number should be added to smallest four digit number to make it exactly divisible by 11.
Answer : 1

Question. What is the greatest two digit number exactly divisible by 2.
Answer : 98

Question. What least number should be added to 13723 to make it exactly divisible by 3.
Answer : 2

Question. What least number should be substracted from smallest four digit number to make it greatest three digit number exactly divisible by 9.
Answer : 1

Question. Which number is divisible by 9.
2345, 3456, 4567, 5654, 5678
Answer : 3456

Question. Which number is divisible by 3
653, 423, 983, 674, 908
Answer : 423

Question. What is the greatest four digit number exactly divisible by 5.
Answer : 9995

Question. If 357x is a multiple of 2. Where x is a digit. What is the least value of x.
Answer : 0

Question. What least number should be added to smallest four digit number to make it exactly divisible by 9.
Answer : 8

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

Q 2 Find the generalised form of 206.

Q 3 Write the generalised form of a three digit number ‘abc’.

Q 4
Find the value of A in the addition.

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

Q 6 When N÷2 leaves a remainder of 1, what will be the one’s digit of N?

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

Q 8 Check the divisibility of 2147681 by 3.

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

Q 10 Find the value of Q in the multiplication.

Click on link below to download CBSE Class 8 Mathematics Playing with Numbers Assignment Set A