Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 144 · 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 74 × 74 =
2. 2.Digital root of 70 × 66 =
3. 3.Digital root of 60 × 75 =
4. 4.Digital root of 95916 =
5. 5.Digital root of 25415 =
6. 6.Digital root of 61901 =
7. 7.Digital root of 72 × 68 =
8. 8.Digital root of 19267 =
9. 9.Digital root of 26 × 21 =
10. 10.Digital root of 63472 =
11. 11.Digital root of 40 × 86 =
12. 12.Digital root of 26185 =
13. 13.Digital root of 82542 =
14. 14.Digital root of 53 × 47 =
15. 15.Digital root of 46408 =
16. 16.Digital root of 80 × 19 =
17. 17.Digital root of 87618 =
18. 18.Digital root of 50 × 30 =
19. 19.Digital root of 90 × 60 =
20. 20.Digital root of 21 × 28 =
21. 21.Digital root of 76736 =
22. 22.Digital root of 83 × 38 =
23. 23.Digital root of 82 × 80 =
24. 24.Digital root of 43938 =
25. 25.Digital root of 33894 =
26. 26.Digital root of 19669 =
27. 27.Digital root of 51 × 55 =
28. 28.Digital root of 12623 =
29. 29.Digital root of 1236 =
30. 30.Digital root of 65427 =
31. 31.Digital root of 69 × 85 =
32. 32.Digital root of 65 × 84 =
33. 33.Digital root of 63 × 51 =
34. 34.Digital root of 13857 =
35. 35.Digital root of 97354 =
36. 36.Digital root of 31 × 69 =
37. 37.Digital root of 55304 =
38. 38.Digital root of 57 × 96 =
39. 39.Digital root of 43 × 52 =
40. 40.Digital root of 26521 =

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