Decimal Point Trick Worksheet

Maths tricks trick 24: Where does the decimal point go? · Set 760 · 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. 1.0.63 × 7 — where does the decimal point go? (a) 4.41 (b) 0.0441 (c) 0.441 (d) 44.1
2. 2.9.4 × 3.8 — where does the decimal point go? (a) 3.572 (b) 0.3572 (c) 35.72 (d) 357.2
3. 3.0.94 × 37 — where does the decimal point go? (a) 0.3478 (b) 34.78 (c) 347.8 (d) 3.478
4. 4.1.3 × 2.6 — where does the decimal point go? (a) 3.38 (b) 0.0338 (c) 33.8 (d) 0.338
5. 5.4.9 × 2.2 — where does the decimal point go? (a) 10.78 (b) 0.1078 (c) 107.8 (d) 1.078
6. 6.0.46 × 2 — where does the decimal point go? (a) 9.2 (b) 0.92 (c) 0.092 (d) 0.0092
7. 7.0.46 × 3 — where does the decimal point go? (a) 1.38 (b) 0.0138 (c) 0.138 (d) 13.8
8. 8.1.9 × 16 — where does the decimal point go? (a) 30.4 (b) 0.304 (c) 3.04 (d) 304
9. 9.9.1 × 38 — where does the decimal point go? (a) 3.458 (b) 345.8 (c) 3458 (d) 34.58
10. 10.2.3 × 2 — where does the decimal point go? (a) 0.046 (b) 4.6 (c) 0.46 (d) 46
11. 11.2.9 × 8 — where does the decimal point go? (a) 0.232 (b) 2.32 (c) 23.2 (d) 232
12. 12.0.47 × 0.8 — where does the decimal point go? (a) 0.0376 (b) 0.376 (c) 3.76 (d) 0.00376
13. 13.5.5 × 0.9 — where does the decimal point go? (a) 0.495 (b) 0.0495 (c) 49.5 (d) 4.95
14. 14.8.2 × 9 — where does the decimal point go? (a) 738 (b) 7.38 (c) 73.8 (d) 0.738
15. 15.0.99 × 26 — where does the decimal point go? (a) 25.74 (b) 0.2574 (c) 257.4 (d) 2.574
16. 16.0.78 × 11 — where does the decimal point go? (a) 0.858 (b) 0.0858 (c) 8.58 (d) 85.8
17. 17.0.15 × 13 — where does the decimal point go? (a) 0.195 (b) 0.0195 (c) 1.95 (d) 19.5
18. 18.6.1 × 5 — where does the decimal point go? (a) 30.5 (b) 3.05 (c) 0.305 (d) 305
19. 19.0.62 × 0.8 — where does the decimal point go? (a) 0.496 (b) 0.0496 (c) 0.00496 (d) 4.96
20. 20.5.2 × 0.9 — where does the decimal point go? (a) 4.68 (b) 46.8 (c) 0.0468 (d) 0.468
21. 21.0.71 × 27 — where does the decimal point go? (a) 19.17 (b) 191.7 (c) 0.1917 (d) 1.917
22. 22.6.3 × 26 — where does the decimal point go? (a) 16.38 (b) 163.8 (c) 1638 (d) 1.638
23. 23.0.41 × 1.8 — where does the decimal point go? (a) 7.38 (b) 0.738 (c) 0.0738 (d) 0.00738
24. 24.2.2 × 2 — where does the decimal point go? (a) 44 (b) 0.044 (c) 0.44 (d) 4.4
25. 25.0.17 × 26 — where does the decimal point go? (a) 4.42 (b) 0.0442 (c) 0.442 (d) 44.2
26. 26.5.2 × 4.8 — where does the decimal point go? (a) 249.6 (b) 2.496 (c) 0.2496 (d) 24.96
27. 27.6.8 × 36 — where does the decimal point go? (a) 2448 (b) 244.8 (c) 24.48 (d) 2.448
28. 28.0.16 × 2.7 — where does the decimal point go? (a) 4.32 (b) 0.432 (c) 0.0432 (d) 0.00432
29. 29.8.8 × 0.3 — where does the decimal point go? (a) 0.0264 (b) 0.264 (c) 2.64 (d) 26.4
30. 30.0.85 × 43 — where does the decimal point go? (a) 0.3655 (b) 3.655 (c) 365.5 (d) 36.55
31. 31.0.56 × 0.2 — where does the decimal point go? (a) 1.12 (b) 0.0112 (c) 0.00112 (d) 0.112
32. 32.0.31 × 2.4 — where does the decimal point go? (a) 0.0744 (b) 0.00744 (c) 0.744 (d) 7.44
33. 33.8.1 × 0.9 — where does the decimal point go? (a) 0.729 (b) 7.29 (c) 0.0729 (d) 72.9
34. 34.0.83 × 0.3 — where does the decimal point go? (a) 0.0249 (b) 0.249 (c) 2.49 (d) 0.00249
35. 35.2.9 × 0.9 — where does the decimal point go? (a) 26.1 (b) 0.261 (c) 0.0261 (d) 2.61
36. 36.0.61 × 5 — where does the decimal point go? (a) 0.305 (b) 30.5 (c) 3.05 (d) 0.0305
37. 37.1.8 × 0.3 — where does the decimal point go? (a) 0.0054 (b) 0.54 (c) 5.4 (d) 0.054
38. 38.0.96 × 4 — where does the decimal point go? (a) 0.384 (b) 3.84 (c) 38.4 (d) 0.0384
39. 39.5.9 × 25 — where does the decimal point go? (a) 14.75 (b) 1475 (c) 147.5 (d) 1.475
40. 40.5.7 × 0.3 — where does the decimal point go? (a) 0.0171 (b) 17.1 (c) 1.71 (d) 0.171

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