Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 688 · 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 49941 =
2. 2.Digital root of 77 × 85 =
3. 3.Digital root of 81656 =
4. 4.Digital root of 5688 =
5. 5.Digital root of 55 × 33 =
6. 6.Digital root of 27 × 41 =
7. 7.Digital root of 40 × 88 =
8. 8.Digital root of 28 × 64 =
9. 9.Digital root of 20851 =
10. 10.Digital root of 98767 =
11. 11.Digital root of 67 × 84 =
12. 12.Digital root of 1614 =
13. 13.Digital root of 33 × 28 =
14. 14.Digital root of 50 × 15 =
15. 15.Digital root of 49 × 28 =
16. 16.Digital root of 28345 =
17. 17.Digital root of 18 × 78 =
18. 18.Digital root of 24 × 94 =
19. 19.Digital root of 90299 =
20. 20.Digital root of 54 × 31 =
21. 21.Digital root of 27369 =
22. 22.Digital root of 47158 =
23. 23.Digital root of 53 × 33 =
24. 24.Digital root of 69821 =
25. 25.Digital root of 16978 =
26. 26.Digital root of 57879 =
27. 27.Digital root of 82432 =
28. 28.Digital root of 44029 =
29. 29.Digital root of 29862 =
30. 30.Digital root of 6625 =
31. 31.Digital root of 39 × 58 =
32. 32.Digital root of 26 × 68 =
33. 33.Digital root of 18971 =
34. 34.Digital root of 26138 =
35. 35.Digital root of 73353 =
36. 36.Digital root of 94761 =
37. 37.Digital root of 41 × 31 =
38. 38.Digital root of 56 × 40 =
39. 39.Digital root of 32 × 58 =
40. 40.Digital root of 45 × 70 =

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