Class 6 Mathematics Worksheet - Whole Numbers PDF

ATOMIC ENERGY EDUCATION SOCIETY CLASS 6 MATHEMATICS WORKSHEET - WHOLE NUMBERS Class 06 - Mathematics Section A 1. Counting numbers are called ___...

ATOMIC ENERGY EDUCATION SOCIETY CLASS 6 MATHEMATICS WORKSHEET - WHOLE NUMBERS Class 06 - Mathematics Section A 1. Counting numbers are called ________. a) Whole numbers b) Integers c) Natural numbers d) None of these 2. Rahul deposits ₹ 125000 in his savings bank account. Later, he withdraws ₹ 35125 from it. How much money was left in his account? a) ₹ 68125 b) ₹ 98975 c) ₹ 89875 d) ₹ 75125 3. The sum of two whole numbers is always: a) a whole number b) an odd number c) a natural number d) an even number 4. The sum of a natural number with a whole number is always: a) an even number b) a natural number c) 0 d) odd number 5. Which one of the following is the smallest whole number? a) 0 b) 2 c) 1 d) -2 6. The product of the place values of two 2’s in 428721 is a) 400000 b) 40000000 c) 4 d) 40000 7. The predecessor of which two-digit number has a single-digit a) 21 b) None of these c) 10 d) 11 8. Largest number formed by digits 2, 4, 0, 3, 6, 9 is a) None of these b) 203469 c) 964230 d) 964320 9. Write the successor of 1996? a) 1998 b) 1994 c) 1997 d) 1995 1/6 10. The greatest number which always divides the product of the predecessor and successor of an odd natural number other than 1, is a) 16 b) 8 c) 4 d) 6 Section B 11. Fill in the blanks: ________ has no predecessor in the whole number system. 12. Fill in the blanks: The sum of two odd numbers is always ________ number. 13. Fill in the blanks: The successor of 106159 is ________. 14. State true or false: The successor of a two digit number is always a two digit number. 15. State true or false: 1 is the smallest whole number. 16. State true or false: Successor is 1 less than the given number. 17. Assertion (A): Starting from 0, moving 4 units at a time to the right. Then we make such 5 moves. Then we will be at 20. Reason (R): 4 × 5 = 20. a) Both A and R are true and R is the correct b) Both A and R are true but R is not the explanation of A. correct explanation of A. c) A is true but R is false. d) A is false but R is true. 18. Assertion (A): The successor of a two-digit number is always a two-digit number. Reason (R): Given any natural number, you can add 1 to that number and get the successor. a) Both A and R are true and R is the correct b) Both A and R are true but R is not the explanation of A. correct explanation of A. c) A is true but R is false. d) A is false but R is true. 19. Assertion (A): To add 5 and 4, We Start from 5 then we make 4 jumps to the right. Reason (R): To add two number we start from first number then we make jumps equal to second number. a) Both A and R are true and R is the correct b) Both A and R are true but R is not the explanation of A. correct explanation of A. c) A is true but R is false. d) A is false but R is true. 20. Assertion (A): 135 will be to the left of 150 on number line. Reason (R): The smaller whole number is on the left of the larger number on the number line. a) Both A and R are true and R is the correct b) Both A and R are true but R is not the explanation of A. correct explanation of A. c) A is true but R is false. d) A is false but R is true. Section C 2/6 21. Determine the sum of the four numbers as given below: i. successor of 32 ii. predecessor of 49 iii. the predecessor of the predecessor of 56 iv. the successor of the successor of 67 22. Write the prodecessor of : (a) 94 (b) 10000 (c) 208090 23. How many whole numbers are there between 381 and 401? 24. A mobile number consists of ten digits. The first four digits of the number are 9, 9, 8, and 7. The last three digits are 3, 5, and 5. The remaining digits are distinct and make the mobile number, the greatest possible number. What are these digits? 25. Write the missing numerals below the number line. 26. Using the figures, complete the addition sentence and find the sum. 27. Write the next three consecutive whole numbers of the following numbers: i. 39359 ii. 8632157 28. Write successor of : (a) 2440701 (b) 100199 (c) 1099999 29. Match the following Column A Column B 1. Successor of 23678 a. 74140 2. Predecessor of 13456 b. 23679 3. Whole numbers occurring just before 10001 c. 13455 4. 674 × 110 d. 10000 30. Match the following: Column A Column B 1. Smallest whole number a. 3 2. Smallest natural number b. 0 3. Smallest even number c. 1 4. Smallest odd prime number d. 2 Section D 3/6 31. Find the greatest 4- digit number which is exactly divisible by 88. 32. Estimate each of the following by rounding off each number to the nearest tens: i. 11963 - 9369 ii. 76877 - 7783 iii. 10732 - 4354 iv. 78203 - 16407 33. Find the least number which should be added to 10000 so that the sum is exactly divisible by 237. 34. Find 4 × 2 using the number line. 35. In each of the following pairs of numbers, state which whole number is on the left of the other number on the number line. Also write them with the appropriate sign (>,