Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 663 · 40 questions

The trick (Place-value slide): × 10: write one 0 after the number. × 100: write two 0s. × 1000: write three 0s. Missing number: count how many zeros were added — one 0 is × 10, two 0s is × 100.

1. 1.43 × 1000 =
2. 2.24 × 100 =
3. 3.2 × 1000 =
4. 4.18 × ? = 1800
5. 5.23 × ? = 23000
6. 6.40 × 1000 =
7. 7.72 × 100 =
8. 8.768 × 10 =
9. 9.269 × 10 =
10. 10.71 × ? = 7100
11. 11.63 × 100 =
12. 12.735 × 10 =
13. 13.15 × 100 =
14. 14.58 × ? = 580
15. 15.410 × ? = 4100
16. 16.874 × 10 =
17. 17.71 × 100 =
18. 18.46 × 100 =
19. 19.49 × 100 =
20. 20.81 × ? = 8100
21. 21.540 × 10 =
22. 22.57 × 100 =
23. 23.13 × 100 =
24. 24.56 × 100 =
25. 25.88 × ? = 8800
26. 26.2 × ? = 2000
27. 27.165 × 10 =
28. 28.32 × 1000 =
29. 29.668 × 10 =
30. 30.9 × 1000 =
31. 31.6 × 1000 =
32. 32.54 × 100 =
33. 33.31 × 100 =
34. 34.232 × ? = 2320
35. 35.110 × 10 =
36. 36.920 × 10 =
37. 37.954 × 10 =
38. 38.73 × 100 =
39. 39.32 × ? = 32000
40. 40.367 × 10 =

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