Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 964 · 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 21375 =
2. 2.Digital root of 23652 =
3. 3.Digital root of 82 × 30 =
4. 4.Digital root of 66 × 84 =
5. 5.Digital root of 47703 =
6. 6.Digital root of 10108 =
7. 7.Digital root of 71239 =
8. 8.Digital root of 72952 =
9. 9.Digital root of 27 × 61 =
10. 10.Digital root of 32 × 15 =
11. 11.Digital root of 32676 =
12. 12.Digital root of 89 × 90 =
13. 13.Digital root of 86 × 64 =
14. 14.Digital root of 56722 =
15. 15.Digital root of 97 × 98 =
16. 16.Digital root of 75654 =
17. 17.Digital root of 48 × 49 =
18. 18.Digital root of 32099 =
19. 19.Digital root of 74347 =
20. 20.Digital root of 3663 =
21. 21.Digital root of 30 × 46 =
22. 22.Digital root of 39 × 75 =
23. 23.Digital root of 77 × 31 =
24. 24.Digital root of 65562 =
25. 25.Digital root of 67 × 32 =
26. 26.Digital root of 98173 =
27. 27.Digital root of 41 × 65 =
28. 28.Digital root of 36561 =
29. 29.Digital root of 72771 =
30. 30.Digital root of 62992 =
31. 31.Digital root of 24 × 80 =
32. 32.Digital root of 10599 =
33. 33.Digital root of 33402 =
34. 34.Digital root of 31723 =
35. 35.Digital root of 69 × 80 =
36. 36.Digital root of 17330 =
37. 37.Digital root of 85 × 39 =
38. 38.Digital root of 27744 =
39. 39.Digital root of 85737 =
40. 40.Digital root of 20 × 79 =

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