Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 621 · 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 15616 =
2. 2.Digital root of 20188 =
3. 3.Digital root of 12 × 51 =
4. 4.Digital root of 44 × 57 =
5. 5.Digital root of 26684 =
6. 6.Digital root of 9461 =
7. 7.Digital root of 31124 =
8. 8.Digital root of 26 × 58 =
9. 9.Digital root of 72508 =
10. 10.Digital root of 86641 =
11. 11.Digital root of 78 × 39 =
12. 12.Digital root of 65 × 47 =
13. 13.Digital root of 73 × 71 =
14. 14.Digital root of 16 × 73 =
15. 15.Digital root of 13 × 38 =
16. 16.Digital root of 5365 =
17. 17.Digital root of 94299 =
18. 18.Digital root of 45503 =
19. 19.Digital root of 74 × 12 =
20. 20.Digital root of 72 × 42 =
21. 21.Digital root of 32 × 63 =
22. 22.Digital root of 1079 =
23. 23.Digital root of 25 × 79 =
24. 24.Digital root of 73291 =
25. 25.Digital root of 64396 =
26. 26.Digital root of 21 × 82 =
27. 27.Digital root of 91 × 20 =
28. 28.Digital root of 48813 =
29. 29.Digital root of 89 × 41 =
30. 30.Digital root of 51593 =
31. 31.Digital root of 62091 =
32. 32.Digital root of 145 =
33. 33.Digital root of 14115 =
34. 34.Digital root of 58 × 19 =
35. 35.Digital root of 99270 =
36. 36.Digital root of 73 × 45 =
37. 37.Digital root of 31 × 50 =
38. 38.Digital root of 29594 =
39. 39.Digital root of 39660 =
40. 40.Digital root of 434 =

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