Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 20 · 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 25389 =
2. 2.Digital root of 93 × 42 =
3. 3.Digital root of 15191 =
4. 4.Digital root of 96 × 54 =
5. 5.Digital root of 44 × 78 =
6. 6.Digital root of 60340 =
7. 7.Digital root of 4422 =
8. 8.Digital root of 64968 =
9. 9.Digital root of 64 × 85 =
10. 10.Digital root of 27361 =
11. 11.Digital root of 43068 =
12. 12.Digital root of 81423 =
13. 13.Digital root of 64 × 96 =
14. 14.Digital root of 39 × 32 =
15. 15.Digital root of 15511 =
16. 16.Digital root of 90 × 78 =
17. 17.Digital root of 29 × 43 =
18. 18.Digital root of 38689 =
19. 19.Digital root of 75135 =
20. 20.Digital root of 11074 =
21. 21.Digital root of 93 × 84 =
22. 22.Digital root of 12 × 95 =
23. 23.Digital root of 16 × 34 =
24. 24.Digital root of 32275 =
25. 25.Digital root of 8806 =
26. 26.Digital root of 1640 =
27. 27.Digital root of 19 × 31 =
28. 28.Digital root of 62 × 37 =
29. 29.Digital root of 22497 =
30. 30.Digital root of 92105 =
31. 31.Digital root of 81639 =
32. 32.Digital root of 54 × 97 =
33. 33.Digital root of 83 × 15 =
34. 34.Digital root of 37423 =
35. 35.Digital root of 6410 =
36. 36.Digital root of 54529 =
37. 37.Digital root of 28 × 21 =
38. 38.Digital root of 58068 =
39. 39.Digital root of 17 × 49 =
40. 40.Digital root of 80 × 83 =

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