Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 390 · 40 sums

The trick (Gunita Samuccayah): Add the digits of a number; keep adding until one digit is left (a total of 9 stays 9). For a product, multiply the digital roots of the two numbers and take the digital root of that. If your answer’s digital root is different, the answer is wrong.

1. 1.Digital root of 7398 =
2. 2.Digital root of 40 × 15 =
3. 3.Digital root of 18 × 65 =
4. 4.Digital root of 66092 =
5. 5.Digital root of 74 × 65 =
6. 6.Digital root of 24962 =
7. 7.Digital root of 78 × 12 =
8. 8.Digital root of 25053 =
9. 9.Digital root of 23050 =
10. 10.Digital root of 27 × 46 =
11. 11.Digital root of 80 × 20 =
12. 12.Digital root of 61216 =
13. 13.Digital root of 69108 =
14. 14.Digital root of 30 × 17 =
15. 15.Digital root of 40 × 40 =
16. 16.Digital root of 41157 =
17. 17.Digital root of 57 × 87 =
18. 18.Digital root of 42102 =
19. 19.Digital root of 621 =
20. 20.Digital root of 44652 =
21. 21.Digital root of 45 × 56 =
22. 22.Digital root of 58 × 81 =
23. 23.Digital root of 82586 =
24. 24.Digital root of 43 × 72 =
25. 25.Digital root of 67 × 44 =
26. 26.Digital root of 62346 =
27. 27.Digital root of 24 × 26 =
28. 28.Digital root of 30858 =
29. 29.Digital root of 41 × 65 =
30. 30.Digital root of 37780 =
31. 31.Digital root of 48 × 77 =
32. 32.Digital root of 72 × 91 =
33. 33.Digital root of 67 × 33 =
34. 34.Digital root of 17246 =
35. 35.Digital root of 37 × 85 =
36. 36.Digital root of 82511 =
37. 37.Digital root of 62235 =
38. 38.Digital root of 80 × 93 =
39. 39.Digital root of 90297 =
40. 40.Digital root of 50624 =

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