Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 833 · 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. 1.41 × 1000 =
2. 2.35 × 1000 =
3. 3.3 × 10 =
4. 4.8 × ? = 800
5. 5.43 × 1000 =
6. 6.384 × 10 =
7. 7.618 × 10 =
8. 8.15 × 1000 =
9. 9.152 × 10 =
10. 10.8 × ? = 8000
11. 11.916 × 10 =
12. 12.39 × ? = 39000
13. 13.780 × 10 =
14. 14.91 × 100 =
15. 15.180 × 10 =
16. 16.351 × 10 =
17. 17.7 × ? = 7000
18. 18.9 × ? = 9000
19. 19.8 × 1000 =
20. 20.47 × 100 =
21. 21.104 × 10 =
22. 22.2 × ? = 200
23. 23.14 × 1000 =
24. 24.49 × ? = 4900
25. 25.41 × ? = 41000
26. 26.29 × ? = 29000
27. 27.33 × 100 =
28. 28.31 × 1000 =
29. 29.5 × 1000 =
30. 30.2 × ? = 2000
31. 31.16 × 1000 =
32. 32.26 × ? = 2600
33. 33.13 × ? = 13000
34. 34.181 × ? = 1810
35. 35.49 × 100 =
36. 36.60 × ? = 6000
37. 37.36 × 1000 =
38. 38.15 × ? = 15000
39. 39.153 × 10 =
40. 40.22 × 1000 =

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