Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 40 · 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 88 × 85 =
2. 2.Digital root of 46 × 32 =
3. 3.Digital root of 38 × 45 =
4. 4.Digital root of 99 × 56 =
5. 5.Digital root of 29713 =
6. 6.Digital root of 41471 =
7. 7.Digital root of 6859 =
8. 8.Digital root of 86342 =
9. 9.Digital root of 22350 =
10. 10.Digital root of 36707 =
11. 11.Digital root of 57 × 27 =
12. 12.Digital root of 20 × 55 =
13. 13.Digital root of 48 × 24 =
14. 14.Digital root of 49186 =
15. 15.Digital root of 66989 =
16. 16.Digital root of 34 × 98 =
17. 17.Digital root of 17942 =
18. 18.Digital root of 89900 =
19. 19.Digital root of 46 × 32 =
20. 20.Digital root of 40128 =
21. 21.Digital root of 20546 =
22. 22.Digital root of 71 × 16 =
23. 23.Digital root of 51353 =
24. 24.Digital root of 91412 =
25. 25.Digital root of 62528 =
26. 26.Digital root of 85708 =
27. 27.Digital root of 42739 =
28. 28.Digital root of 13762 =
29. 29.Digital root of 35559 =
30. 30.Digital root of 72211 =
31. 31.Digital root of 59331 =
32. 32.Digital root of 63 × 40 =
33. 33.Digital root of 49 × 66 =
34. 34.Digital root of 22 × 13 =
35. 35.Digital root of 43 × 39 =
36. 36.Digital root of 16 × 46 =
37. 37.Digital root of 97872 =
38. 38.Digital root of 4999 =
39. 39.Digital root of 50792 =
40. 40.Digital root of 5105 =

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