Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 691 · 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 46368 =
2. 2.Digital root of 28 × 87 =
3. 3.Digital root of 29 × 67 =
4. 4.Digital root of 23154 =
5. 5.Digital root of 80702 =
6. 6.Digital root of 39 × 69 =
7. 7.Digital root of 72 × 66 =
8. 8.Digital root of 9030 =
9. 9.Digital root of 60 × 54 =
10. 10.Digital root of 1259 =
11. 11.Digital root of 21404 =
12. 12.Digital root of 4620 =
13. 13.Digital root of 61 × 83 =
14. 14.Digital root of 77707 =
15. 15.Digital root of 22214 =
16. 16.Digital root of 41593 =
17. 17.Digital root of 218 =
18. 18.Digital root of 62108 =
19. 19.Digital root of 49 × 16 =
20. 20.Digital root of 74 × 19 =
21. 21.Digital root of 14536 =
22. 22.Digital root of 55413 =
23. 23.Digital root of 9716 =
24. 24.Digital root of 69759 =
25. 25.Digital root of 99 × 48 =
26. 26.Digital root of 66892 =
27. 27.Digital root of 70 × 47 =
28. 28.Digital root of 51928 =
29. 29.Digital root of 78086 =
30. 30.Digital root of 22 × 57 =
31. 31.Digital root of 21808 =
32. 32.Digital root of 58 × 63 =
33. 33.Digital root of 24 × 63 =
34. 34.Digital root of 64 × 36 =
35. 35.Digital root of 30456 =
36. 36.Digital root of 16751 =
37. 37.Digital root of 68 × 14 =
38. 38.Digital root of 34162 =
39. 39.Digital root of 20679 =
40. 40.Digital root of 23 × 63 =

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