Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 738 · 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 73378 =
2. 2.Digital root of 83840 =
3. 3.Digital root of 84 × 17 =
4. 4.Digital root of 27 × 99 =
5. 5.Digital root of 390 =
6. 6.Digital root of 85038 =
7. 7.Digital root of 7137 =
8. 8.Digital root of 58082 =
9. 9.Digital root of 45671 =
10. 10.Digital root of 74718 =
11. 11.Digital root of 35 × 42 =
12. 12.Digital root of 65420 =
13. 13.Digital root of 65639 =
14. 14.Digital root of 61892 =
15. 15.Digital root of 17 × 26 =
16. 16.Digital root of 19 × 59 =
17. 17.Digital root of 32 × 59 =
18. 18.Digital root of 34 × 43 =
19. 19.Digital root of 47 × 16 =
20. 20.Digital root of 29 × 79 =
21. 21.Digital root of 21411 =
22. 22.Digital root of 38866 =
23. 23.Digital root of 57053 =
24. 24.Digital root of 59107 =
25. 25.Digital root of 76504 =
26. 26.Digital root of 16 × 74 =
27. 27.Digital root of 98218 =
28. 28.Digital root of 50607 =
29. 29.Digital root of 75414 =
30. 30.Digital root of 14 × 72 =
31. 31.Digital root of 17 × 14 =
32. 32.Digital root of 27030 =
33. 33.Digital root of 15 × 45 =
34. 34.Digital root of 32341 =
35. 35.Digital root of 17 × 21 =
36. 36.Digital root of 27942 =
37. 37.Digital root of 95241 =
38. 38.Digital root of 72681 =
39. 39.Digital root of 22247 =
40. 40.Digital root of 56219 =

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