Decimal Point Trick Worksheet

Maths tricks trick 24: Where does the decimal point go? · Set 965 · 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. 1.0.68 × 4.4 — where does the decimal point go? (a) 2.992 (b) 0.2992 (c) 29.92 (d) 0.02992
2. 2.0.29 × 0.9 — where does the decimal point go? (a) 0.0261 (b) 0.00261 (c) 2.61 (d) 0.261
3. 3.1.3 × 0.2 — where does the decimal point go? (a) 2.6 (b) 0.026 (c) 0.0026 (d) 0.26
4. 4.0.36 × 49 — where does the decimal point go? (a) 17.64 (b) 0.1764 (c) 1.764 (d) 176.4
5. 5.1.2 × 14 — where does the decimal point go? (a) 0.168 (b) 168 (c) 1.68 (d) 16.8
6. 6.0.24 × 4.6 — where does the decimal point go? (a) 1.104 (b) 11.04 (c) 0.1104 (d) 0.01104
7. 7.0.22 × 14 — where does the decimal point go? (a) 3.08 (b) 30.8 (c) 0.0308 (d) 0.308
8. 8.1.8 × 7 — where does the decimal point go? (a) 126 (b) 12.6 (c) 1.26 (d) 0.126
9. 9.0.12 × 2 — where does the decimal point go? (a) 0.24 (b) 0.024 (c) 2.4 (d) 0.0024
10. 10.5.6 × 27 — where does the decimal point go? (a) 15.12 (b) 151.2 (c) 1512 (d) 1.512
11. 11.0.43 × 5 — where does the decimal point go? (a) 0.0215 (b) 2.15 (c) 0.215 (d) 21.5
12. 12.0.16 × 34 — where does the decimal point go? (a) 54.4 (b) 0.544 (c) 0.0544 (d) 5.44
13. 13.0.42 × 2 — where does the decimal point go? (a) 0.084 (b) 0.84 (c) 0.0084 (d) 8.4
14. 14.0.15 × 9 — where does the decimal point go? (a) 13.5 (b) 1.35 (c) 0.0135 (d) 0.135
15. 15.0.44 × 4.8 — where does the decimal point go? (a) 0.02112 (b) 21.12 (c) 2.112 (d) 0.2112
16. 16.5.6 × 0.9 — where does the decimal point go? (a) 0.504 (b) 50.4 (c) 5.04 (d) 0.0504
17. 17.7.5 × 3 — where does the decimal point go? (a) 2.25 (b) 22.5 (c) 225 (d) 0.225
18. 18.0.95 × 0.9 — where does the decimal point go? (a) 0.0855 (b) 0.855 (c) 8.55 (d) 0.00855
19. 19.0.66 × 38 — where does the decimal point go? (a) 2.508 (b) 0.2508 (c) 25.08 (d) 250.8
20. 20.0.89 × 0.5 — where does the decimal point go? (a) 0.445 (b) 4.45 (c) 0.0445 (d) 0.00445
21. 21.0.41 × 4 — where does the decimal point go? (a) 0.0164 (b) 16.4 (c) 1.64 (d) 0.164
22. 22.5.9 × 9 — where does the decimal point go? (a) 531 (b) 53.1 (c) 0.531 (d) 5.31
23. 23.0.46 × 18 — where does the decimal point go? (a) 0.828 (b) 82.8 (c) 8.28 (d) 0.0828
24. 24.0.78 × 24 — where does the decimal point go? (a) 1.872 (b) 0.1872 (c) 18.72 (d) 187.2
25. 25.0.73 × 3.1 — where does the decimal point go? (a) 0.2263 (b) 0.02263 (c) 2.263 (d) 22.63
26. 26.0.37 × 21 — where does the decimal point go? (a) 77.7 (b) 0.777 (c) 7.77 (d) 0.0777
27. 27.0.32 × 0.8 — where does the decimal point go? (a) 0.00256 (b) 0.0256 (c) 0.256 (d) 2.56
28. 28.8.4 × 0.9 — where does the decimal point go? (a) 75.6 (b) 0.756 (c) 0.0756 (d) 7.56
29. 29.5.8 × 6 — where does the decimal point go? (a) 34.8 (b) 3.48 (c) 0.348 (d) 348
30. 30.2.1 × 0.3 — where does the decimal point go? (a) 0.063 (b) 6.3 (c) 0.63 (d) 0.0063
31. 31.0.58 × 4.7 — where does the decimal point go? (a) 27.26 (b) 0.2726 (c) 2.726 (d) 0.02726
32. 32.0.43 × 0.8 — where does the decimal point go? (a) 0.344 (b) 0.00344 (c) 0.0344 (d) 3.44
33. 33.9.3 × 0.7 — where does the decimal point go? (a) 0.0651 (b) 6.51 (c) 0.651 (d) 65.1
34. 34.3.7 × 2.4 — where does the decimal point go? (a) 0.0888 (b) 8.88 (c) 88.8 (d) 0.888
35. 35.0.89 × 4 — where does the decimal point go? (a) 3.56 (b) 0.0356 (c) 0.356 (d) 35.6
36. 36.0.58 × 1.2 — where does the decimal point go? (a) 0.00696 (b) 0.0696 (c) 0.696 (d) 6.96
37. 37.4.4 × 0.2 — where does the decimal point go? (a) 0.088 (b) 0.0088 (c) 8.8 (d) 0.88
38. 38.7.8 × 4.6 — where does the decimal point go? (a) 35.88 (b) 0.3588 (c) 358.8 (d) 3.588
39. 39.0.24 × 0.6 — where does the decimal point go? (a) 0.144 (b) 0.0144 (c) 1.44 (d) 0.00144
40. 40.6.3 × 2 — where does the decimal point go? (a) 126 (b) 12.6 (c) 0.126 (d) 1.26

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