Decimal Point Trick Worksheet

Maths tricks trick 24: Where does the decimal point go? · Set 826 · 40 questions

The trick (Count the places): Forget the points and multiply the whole numbers. Count all the digits after the points in the question. Put the point that many places from the right, then check by rounding.

1. 1.3.6 × 43 — where does the decimal point go? (a) 1.548 (b) 1548 (c) 15.48 (d) 154.8
2. 2.3.3 × 0.2 — where does the decimal point go? (a) 0.066 (b) 6.6 (c) 0.0066 (d) 0.66
3. 3.4.1 × 8 — where does the decimal point go? (a) 3.28 (b) 0.328 (c) 328 (d) 32.8
4. 4.1.4 × 6 — where does the decimal point go? (a) 84 (b) 0.084 (c) 8.4 (d) 0.84
5. 5.3.6 × 4.7 — where does the decimal point go? (a) 169.2 (b) 1.692 (c) 16.92 (d) 0.1692
6. 6.0.38 × 4 — where does the decimal point go? (a) 0.152 (b) 1.52 (c) 15.2 (d) 0.0152
7. 7.9.4 × 18 — where does the decimal point go? (a) 1692 (b) 169.2 (c) 16.92 (d) 1.692
8. 8.9.2 × 2.2 — where does the decimal point go? (a) 20.24 (b) 202.4 (c) 2.024 (d) 0.2024
9. 9.3.8 × 0.2 — where does the decimal point go? (a) 0.76 (b) 0.0076 (c) 0.076 (d) 7.6
10. 10.7.4 × 6 — where does the decimal point go? (a) 0.444 (b) 44.4 (c) 444 (d) 4.44
11. 11.9.2 × 0.2 — where does the decimal point go? (a) 0.184 (b) 1.84 (c) 0.0184 (d) 18.4
12. 12.0.62 × 11 — where does the decimal point go? (a) 0.682 (b) 68.2 (c) 6.82 (d) 0.0682
13. 13.8.4 × 3.6 — where does the decimal point go? (a) 30.24 (b) 3.024 (c) 302.4 (d) 0.3024
14. 14.0.82 × 0.8 — where does the decimal point go? (a) 6.56 (b) 0.00656 (c) 0.0656 (d) 0.656
15. 15.2.9 × 1.4 — where does the decimal point go? (a) 40.6 (b) 0.0406 (c) 4.06 (d) 0.406
16. 16.0.87 × 17 — where does the decimal point go? (a) 1.479 (b) 0.1479 (c) 14.79 (d) 147.9
17. 17.0.26 × 9 — where does the decimal point go? (a) 0.234 (b) 2.34 (c) 23.4 (d) 0.0234
18. 18.1.8 × 0.3 — where does the decimal point go? (a) 5.4 (b) 0.054 (c) 0.0054 (d) 0.54
19. 19.0.62 × 43 — where does the decimal point go? (a) 266.6 (b) 26.66 (c) 2.666 (d) 0.2666
20. 20.8.4 × 24 — where does the decimal point go? (a) 2016 (b) 20.16 (c) 201.6 (d) 2.016
21. 21.7.3 × 1.8 — where does the decimal point go? (a) 13.14 (b) 0.1314 (c) 131.4 (d) 1.314
22. 22.2.2 × 19 — where does the decimal point go? (a) 41.8 (b) 4.18 (c) 0.418 (d) 418
23. 23.0.23 × 2.8 — where does the decimal point go? (a) 0.0644 (b) 0.00644 (c) 6.44 (d) 0.644
24. 24.0.38 × 0.3 — where does the decimal point go? (a) 1.14 (b) 0.0114 (c) 0.114 (d) 0.00114
25. 25.7.4 × 0.7 — where does the decimal point go? (a) 0.518 (b) 0.0518 (c) 5.18 (d) 51.8
26. 26.0.14 × 6 — where does the decimal point go? (a) 0.0084 (b) 0.84 (c) 0.084 (d) 8.4
27. 27.0.22 × 0.4 — where does the decimal point go? (a) 0.88 (b) 0.00088 (c) 0.0088 (d) 0.088
28. 28.9.4 × 14 — where does the decimal point go? (a) 1316 (b) 1.316 (c) 13.16 (d) 131.6
29. 29.5.4 × 3 — where does the decimal point go? (a) 1.62 (b) 162 (c) 0.162 (d) 16.2
30. 30.0.91 × 43 — where does the decimal point go? (a) 0.3913 (b) 391.3 (c) 3.913 (d) 39.13
31. 31.7.1 × 33 — where does the decimal point go? (a) 2.343 (b) 23.43 (c) 2343 (d) 234.3
32. 32.0.59 × 9 — where does the decimal point go? (a) 5.31 (b) 0.0531 (c) 53.1 (d) 0.531
33. 33.0.52 × 44 — where does the decimal point go? (a) 22.88 (b) 228.8 (c) 0.2288 (d) 2.288
34. 34.0.89 × 7 — where does the decimal point go? (a) 0.623 (b) 62.3 (c) 0.0623 (d) 6.23
35. 35.0.53 × 0.2 — where does the decimal point go? (a) 0.00106 (b) 1.06 (c) 0.106 (d) 0.0106
36. 36.0.57 × 8 — where does the decimal point go? (a) 0.456 (b) 4.56 (c) 45.6 (d) 0.0456
37. 37.0.75 × 1.7 — where does the decimal point go? (a) 1.275 (b) 0.1275 (c) 0.01275 (d) 12.75
38. 38.0.57 × 2 — where does the decimal point go? (a) 0.0114 (b) 0.114 (c) 1.14 (d) 11.4
39. 39.6.9 × 7 — where does the decimal point go? (a) 4.83 (b) 48.3 (c) 0.483 (d) 483
40. 40.0.28 × 24 — where does the decimal point go? (a) 0.672 (b) 0.0672 (c) 6.72 (d) 67.2

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