Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 497 · 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 52 × 34 =
2. 2.Digital root of 21 × 99 =
3. 3.Digital root of 20 × 82 =
4. 4.Digital root of 19 × 50 =
5. 5.Digital root of 40788 =
6. 6.Digital root of 64 × 49 =
7. 7.Digital root of 26292 =
8. 8.Digital root of 7231 =
9. 9.Digital root of 18487 =
10. 10.Digital root of 44201 =
11. 11.Digital root of 93 × 63 =
12. 12.Digital root of 74 × 35 =
13. 13.Digital root of 50383 =
14. 14.Digital root of 67246 =
15. 15.Digital root of 22796 =
16. 16.Digital root of 67622 =
17. 17.Digital root of 36615 =
18. 18.Digital root of 90567 =
19. 19.Digital root of 83613 =
20. 20.Digital root of 32 × 82 =
21. 21.Digital root of 16312 =
22. 22.Digital root of 45996 =
23. 23.Digital root of 92157 =
24. 24.Digital root of 39 × 28 =
25. 25.Digital root of 68174 =
26. 26.Digital root of 26 × 99 =
27. 27.Digital root of 3566 =
28. 28.Digital root of 42771 =
29. 29.Digital root of 44421 =
30. 30.Digital root of 32 × 67 =
31. 31.Digital root of 39773 =
32. 32.Digital root of 56 × 46 =
33. 33.Digital root of 68156 =
34. 34.Digital root of 20 × 46 =
35. 35.Digital root of 68 × 67 =
36. 36.Digital root of 54301 =
37. 37.Digital root of 42565 =
38. 38.Digital root of 20322 =
39. 39.Digital root of 36 × 54 =
40. 40.Digital root of 53547 =

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