Decimal Point Trick Worksheet

Maths tricks trick 24: Where does the decimal point go? · Set 858 · 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. 1.0.96 × 13 — where does the decimal point go? (a) 0.1248 (b) 1.248 (c) 124.8 (d) 12.48
2. 2.5.3 × 16 — where does the decimal point go? (a) 848 (b) 8.48 (c) 84.8 (d) 0.848
3. 3.0.25 × 3 — where does the decimal point go? (a) 0.75 (b) 0.075 (c) 7.5 (d) 0.0075
4. 4.0.68 × 21 — where does the decimal point go? (a) 142.8 (b) 1.428 (c) 14.28 (d) 0.1428
5. 5.0.18 × 0.8 — where does the decimal point go? (a) 1.44 (b) 0.144 (c) 0.00144 (d) 0.0144
6. 6.1.8 × 4 — where does the decimal point go? (a) 72 (b) 0.072 (c) 0.72 (d) 7.2
7. 7.2.6 × 8 — where does the decimal point go? (a) 20.8 (b) 208 (c) 2.08 (d) 0.208
8. 8.0.49 × 3 — where does the decimal point go? (a) 0.147 (b) 0.0147 (c) 1.47 (d) 14.7
9. 9.8.6 × 4 — where does the decimal point go? (a) 0.344 (b) 34.4 (c) 344 (d) 3.44
10. 10.0.36 × 0.2 — where does the decimal point go? (a) 0.0072 (b) 0.00072 (c) 0.72 (d) 0.072
11. 11.0.13 × 0.6 — where does the decimal point go? (a) 0.0078 (b) 0.00078 (c) 0.78 (d) 0.078
12. 12.0.53 × 16 — where does the decimal point go? (a) 84.8 (b) 8.48 (c) 0.0848 (d) 0.848
13. 13.0.38 × 3 — where does the decimal point go? (a) 0.114 (b) 1.14 (c) 0.0114 (d) 11.4
14. 14.5.4 × 0.6 — where does the decimal point go? (a) 32.4 (b) 3.24 (c) 0.0324 (d) 0.324
15. 15.8.7 × 25 — where does the decimal point go? (a) 217.5 (b) 2.175 (c) 2175 (d) 21.75
16. 16.3.6 × 9 — where does the decimal point go? (a) 3.24 (b) 32.4 (c) 0.324 (d) 324
17. 17.2.4 × 1.8 — where does the decimal point go? (a) 4.32 (b) 0.432 (c) 43.2 (d) 0.0432
18. 18.0.87 × 3.8 — where does the decimal point go? (a) 33.06 (b) 0.03306 (c) 3.306 (d) 0.3306
19. 19.2.8 × 0.4 — where does the decimal point go? (a) 11.2 (b) 1.12 (c) 0.112 (d) 0.0112
20. 20.6.5 × 5 — where does the decimal point go? (a) 325 (b) 32.5 (c) 3.25 (d) 0.325
21. 21.2.2 × 46 — where does the decimal point go? (a) 1012 (b) 101.2 (c) 10.12 (d) 1.012
22. 22.6.7 × 8 — where does the decimal point go? (a) 536 (b) 0.536 (c) 5.36 (d) 53.6
23. 23.0.54 × 42 — where does the decimal point go? (a) 2.268 (b) 22.68 (c) 0.2268 (d) 226.8
24. 24.0.21 × 18 — where does the decimal point go? (a) 0.0378 (b) 0.378 (c) 37.8 (d) 3.78
25. 25.6.6 × 24 — where does the decimal point go? (a) 1584 (b) 158.4 (c) 1.584 (d) 15.84
26. 26.0.29 × 0.8 — where does the decimal point go? (a) 0.00232 (b) 0.232 (c) 2.32 (d) 0.0232
27. 27.0.98 × 1.8 — where does the decimal point go? (a) 0.1764 (b) 0.01764 (c) 17.64 (d) 1.764
28. 28.0.72 × 0.2 — where does the decimal point go? (a) 0.0144 (b) 0.144 (c) 0.00144 (d) 1.44
29. 29.0.24 × 2.9 — where does the decimal point go? (a) 6.96 (b) 0.0696 (c) 0.00696 (d) 0.696
30. 30.0.87 × 27 — where does the decimal point go? (a) 234.9 (b) 2.349 (c) 23.49 (d) 0.2349
31. 31.0.82 × 0.2 — where does the decimal point go? (a) 0.164 (b) 1.64 (c) 0.00164 (d) 0.0164
32. 32.0.41 × 1.5 — where does the decimal point go? (a) 6.15 (b) 0.00615 (c) 0.0615 (d) 0.615
33. 33.0.17 × 0.4 — where does the decimal point go? (a) 0.0068 (b) 0.68 (c) 0.00068 (d) 0.068
34. 34.3.8 × 37 — where does the decimal point go? (a) 1406 (b) 140.6 (c) 1.406 (d) 14.06
35. 35.0.22 × 46 — where does the decimal point go? (a) 1.012 (b) 10.12 (c) 0.1012 (d) 101.2
36. 36.4.9 × 2.9 — where does the decimal point go? (a) 142.1 (b) 1.421 (c) 14.21 (d) 0.1421
37. 37.0.38 × 2 — where does the decimal point go? (a) 7.6 (b) 0.76 (c) 0.076 (d) 0.0076
38. 38.9.6 × 2 — where does the decimal point go? (a) 192 (b) 19.2 (c) 0.192 (d) 1.92
39. 39.1.5 × 19 — where does the decimal point go? (a) 2.85 (b) 0.285 (c) 285 (d) 28.5
40. 40.0.86 × 8 — where does the decimal point go? (a) 68.8 (b) 6.88 (c) 0.0688 (d) 0.688

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