Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 670 · 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 34 × 61 =
2. 2.Digital root of 39 × 79 =
3. 3.Digital root of 51335 =
4. 4.Digital root of 10198 =
5. 5.Digital root of 56962 =
6. 6.Digital root of 16566 =
7. 7.Digital root of 46898 =
8. 8.Digital root of 98 × 13 =
9. 9.Digital root of 26 × 25 =
10. 10.Digital root of 60498 =
11. 11.Digital root of 49762 =
12. 12.Digital root of 52892 =
13. 13.Digital root of 77 × 89 =
14. 14.Digital root of 40 × 72 =
15. 15.Digital root of 16626 =
16. 16.Digital root of 96423 =
17. 17.Digital root of 75168 =
18. 18.Digital root of 21854 =
19. 19.Digital root of 72792 =
20. 20.Digital root of 8134 =
21. 21.Digital root of 57494 =
22. 22.Digital root of 46 × 42 =
23. 23.Digital root of 90495 =
24. 24.Digital root of 58 × 82 =
25. 25.Digital root of 20020 =
26. 26.Digital root of 33 × 93 =
27. 27.Digital root of 54 × 89 =
28. 28.Digital root of 26377 =
29. 29.Digital root of 65136 =
30. 30.Digital root of 14435 =
31. 31.Digital root of 30209 =
32. 32.Digital root of 96265 =
33. 33.Digital root of 24675 =
34. 34.Digital root of 57 × 56 =
35. 35.Digital root of 30 × 14 =
36. 36.Digital root of 61 × 60 =
37. 37.Digital root of 92 × 35 =
38. 38.Digital root of 47 × 26 =
39. 39.Digital root of 75421 =
40. 40.Digital root of 20 × 95 =

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