Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 527 · 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 33 × 81 =
2. 2.Digital root of 23 × 71 =
3. 3.Digital root of 29 × 89 =
4. 4.Digital root of 66 × 22 =
5. 5.Digital root of 60 × 31 =
6. 6.Digital root of 5941 =
7. 7.Digital root of 60271 =
8. 8.Digital root of 44180 =
9. 9.Digital root of 7164 =
10. 10.Digital root of 59 × 66 =
11. 11.Digital root of 23 × 92 =
12. 12.Digital root of 95 × 16 =
13. 13.Digital root of 17186 =
14. 14.Digital root of 40664 =
15. 15.Digital root of 53961 =
16. 16.Digital root of 28 × 36 =
17. 17.Digital root of 13260 =
18. 18.Digital root of 27137 =
19. 19.Digital root of 6134 =
20. 20.Digital root of 1346 =
21. 21.Digital root of 1104 =
22. 22.Digital root of 80 × 73 =
23. 23.Digital root of 16671 =
24. 24.Digital root of 34 × 97 =
25. 25.Digital root of 36525 =
26. 26.Digital root of 59325 =
27. 27.Digital root of 15159 =
28. 28.Digital root of 54788 =
29. 29.Digital root of 77803 =
30. 30.Digital root of 71 × 74 =
31. 31.Digital root of 68 × 62 =
32. 32.Digital root of 80588 =
33. 33.Digital root of 40619 =
34. 34.Digital root of 40 × 28 =
35. 35.Digital root of 96351 =
36. 36.Digital root of 4092 =
37. 37.Digital root of 2216 =
38. 38.Digital root of 14222 =
39. 39.Digital root of 3585 =
40. 40.Digital root of 18387 =

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