Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 626 · 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 20383 =
2. 2.Digital root of 91 × 40 =
3. 3.Digital root of 12632 =
4. 4.Digital root of 18117 =
5. 5.Digital root of 89 × 35 =
6. 6.Digital root of 28883 =
7. 7.Digital root of 33058 =
8. 8.Digital root of 14709 =
9. 9.Digital root of 68820 =
10. 10.Digital root of 18507 =
11. 11.Digital root of 95 × 68 =
12. 12.Digital root of 84 × 51 =
13. 13.Digital root of 19 × 40 =
14. 14.Digital root of 83 × 23 =
15. 15.Digital root of 81170 =
16. 16.Digital root of 92775 =
17. 17.Digital root of 61 × 69 =
18. 18.Digital root of 27 × 89 =
19. 19.Digital root of 28062 =
20. 20.Digital root of 13753 =
21. 21.Digital root of 83 × 87 =
22. 22.Digital root of 92 × 40 =
23. 23.Digital root of 38 × 14 =
24. 24.Digital root of 80033 =
25. 25.Digital root of 60567 =
26. 26.Digital root of 13269 =
27. 27.Digital root of 12098 =
28. 28.Digital root of 36 × 76 =
29. 29.Digital root of 34705 =
30. 30.Digital root of 13811 =
31. 31.Digital root of 63456 =
32. 32.Digital root of 32277 =
33. 33.Digital root of 21393 =
34. 34.Digital root of 23 × 24 =
35. 35.Digital root of 17609 =
36. 36.Digital root of 79 × 14 =
37. 37.Digital root of 87514 =
38. 38.Digital root of 5319 =
39. 39.Digital root of 32 × 30 =
40. 40.Digital root of 2078 =

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