Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 817 · 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 75 × 42 =
2. 2.Digital root of 9150 =
3. 3.Digital root of 82732 =
4. 4.Digital root of 46 × 49 =
5. 5.Digital root of 47610 =
6. 6.Digital root of 66 × 58 =
7. 7.Digital root of 14 × 17 =
8. 8.Digital root of 87 × 92 =
9. 9.Digital root of 87653 =
10. 10.Digital root of 65515 =
11. 11.Digital root of 2816 =
12. 12.Digital root of 69247 =
13. 13.Digital root of 43589 =
14. 14.Digital root of 88817 =
15. 15.Digital root of 83735 =
16. 16.Digital root of 96131 =
17. 17.Digital root of 81947 =
18. 18.Digital root of 23 × 48 =
19. 19.Digital root of 20814 =
20. 20.Digital root of 44475 =
21. 21.Digital root of 13314 =
22. 22.Digital root of 93710 =
23. 23.Digital root of 73 × 29 =
24. 24.Digital root of 50051 =
25. 25.Digital root of 65667 =
26. 26.Digital root of 34022 =
27. 27.Digital root of 60 × 58 =
28. 28.Digital root of 34057 =
29. 29.Digital root of 95 × 76 =
30. 30.Digital root of 49 × 44 =
31. 31.Digital root of 19 × 69 =
32. 32.Digital root of 32027 =
33. 33.Digital root of 74477 =
34. 34.Digital root of 23689 =
35. 35.Digital root of 39 × 59 =
36. 36.Digital root of 24900 =
37. 37.Digital root of 24316 =
38. 38.Digital root of 90518 =
39. 39.Digital root of 86186 =
40. 40.Digital root of 18478 =

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