Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 260 · 40 questions

The fast method (Spot the trick): A 7, 8 or 9 in the ones place → round and fix. × 4, 8, 5, 50 or 15 → doubling or halving tricks. ÷ 5, 25 or 50 → double first. A percentage → start from 10%. Checking or estimating → nines or rounding.

1. 1.50% of 480 =
2. 2.474 + 27 =
3. 3.15% of 60 =
4. 4.22 + 45 + 59 + 22 =
5. 5.471 + 17 =
6. 6.8 + 6 + 8 + 4 + 1 =
7. 7.15% of 310 =
8. 8.11 × 12 =
9. 9.4 + 8 + 8 + 2 + 8 =
10. 10.36 + 83 + 19 + 48 =
11. 11.18 × 14 =
12. 12.Best estimate of 201 × 5? (a) 2000 (b) 100 (c) 1000 (d) 10000
13. 13.Best estimate of 38 × 68? (a) 280 (b) 28000 (c) 5600 (d) 2800
14. 14.11 × 12 =
15. 15.114 × 4 =
16. 16.100 + 67 =
17. 17.17 × 14 =
18. 18.₹41.20 − ₹9.90 =
19. 19.₹74.30 − ₹18.25 =
20. 20.Check with nines: 55 × 70 = 3850. Correct or wrong? (a) wrong (b) correct
21. 21.Check with nines: 15 × 15 = 225. Correct or wrong? (a) correct (b) wrong
22. 22.12 × 15 =
23. 23.Best estimate of 598 × 6? (a) 360 (b) 3600 (c) 7200 (d) 36000
24. 24.15 × 19 =
25. 25.19 + 16 + 76 + 76 =
26. 26.Check with nines: 47 × 32 = 1511. Correct or wrong? (a) correct (b) wrong
27. 27.96 × 50 =
28. 28.340 ÷ 5 =
29. 29.89 × 50 =
30. 30.5% of 880 =
31. 31.₹87.65 + ₹3.90 =
32. 32.1300 ÷ 50 =
33. 33.45 + 18 + 65 + 80 =
34. 34.18 × 5 =
35. 35.₹54.80 + ₹38.45 =
36. 36.13 × 13 =
37. 37.24 × 15 =
38. 38.9 + 3 + 1 + 9 + 7 =
39. 39.1 + 9 + 4 + 3 =
40. 40.₹14.40 − ₹7.85 =

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