Class 4 Maths Worksheet: Large Numbers

Maths worksheets lesson 25: Large numbers and rounding · Set 21 · 40 sums

The method (Look one place to the right): Places from the left: ten thousands, thousands, hundreds, tens, ones. Compare numbers from the left until a digit is different. Round to 10: look at the ones digit. Round to 100: look at the tens digit. 5 or more → up. Greatest number from digits: biggest digit first. Smallest: smallest digit first.

1. 1.Round 18,485 to the nearest 10.
2. 2.Make the smallest 5-digit number using the digits 5, 8, 4, 3, 1 once each.
3. 3.What is 10 less than 55,270?
4. 4.Round 18,890 to the nearest 100.
5. 5.Make the greatest 5-digit number using the digits 7, 9, 2, 5, 1 once each.
6. 6.Round 39,688 to the nearest 100.
7. 7.Which number is smaller: 65,698 or 62,698? (a) 62698 (b) 65698
8. 8.What is 1,000 less than 72,614?
9. 9.What is the value of the digit 8 in 14,803?
10. 10.Make the smallest 5-digit number using the digits 3, 1, 2, 9, 4 once each.
11. 11.Which number is bigger: 29,978 or 29,986? (a) 29986 (b) 29978
12. 12.Round 20,739 to the nearest 10.
13. 13.What is the value of the digit 3 in 31,840?
14. 14.Round 54,721 to the nearest 10.
15. 15.Round 17,975 to the nearest 100.
16. 16.Round 30,252 to the nearest 10.
17. 17.Round 97,075 to the nearest 10.
18. 18.What is the value of the digit 3 in 16,039?
19. 19.Round 63,993 to the nearest 10.
20. 20.Round 72,737 to the nearest 10.
21. 21.Round 32,954 to the nearest 100.
22. 22.40000 + 7000 + 100 + 90 + 5 =
23. 23.Round 16,353 to the nearest 100.
24. 24.Make the smallest 5-digit number using the digits 8, 6, 9, 4, 3 once each.
25. 25.What is the value of the digit 2 in 32,098?
26. 26.Make the smallest 5-digit number using the digits 7, 3, 4, 8, 5 once each.
27. 27.What is the value of the digit 7 in 94,728?
28. 28.What is 1 less than 34,575?
29. 29.Round 30,122 to the nearest 100.
30. 30.What is 10 less than 31,277?
31. 31.Round 80,802 to the nearest 100.
32. 32.80000 + 2000 + 400 + 60 + 5 =
33. 33.What is the value of the digit 7 in 20,167?
34. 34.What is 1 less than 89,821?
35. 35.What is the value of the digit 8 in 82,054?
36. 36.80000 + 8000 + 700 + 60 + 6 =
37. 37.Make the smallest 5-digit number using the digits 2, 7, 6, 4, 5 once each.
38. 38.Which number is smaller: 19,133 or 19,333? (a) 19333 (b) 19133
39. 39.30000 + 5000 + 200 + 20 + 8 =
40. 40.Which number is smaller: 90,051 or 89,551? (a) 90051 (b) 89551

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