Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 603 · 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 89121 =
2. 2.Digital root of 18 × 53 =
3. 3.Digital root of 7120 =
4. 4.Digital root of 40 × 35 =
5. 5.Digital root of 18 × 94 =
6. 6.Digital root of 37 × 50 =
7. 7.Digital root of 71266 =
8. 8.Digital root of 29548 =
9. 9.Digital root of 32872 =
10. 10.Digital root of 7065 =
11. 11.Digital root of 91999 =
12. 12.Digital root of 55347 =
13. 13.Digital root of 41 × 64 =
14. 14.Digital root of 63 × 78 =
15. 15.Digital root of 38012 =
16. 16.Digital root of 81 × 89 =
17. 17.Digital root of 50 × 16 =
18. 18.Digital root of 13 × 17 =
19. 19.Digital root of 59115 =
20. 20.Digital root of 82 × 72 =
21. 21.Digital root of 16707 =
22. 22.Digital root of 90 × 29 =
23. 23.Digital root of 93010 =
24. 24.Digital root of 55 × 38 =
25. 25.Digital root of 22 × 20 =
26. 26.Digital root of 91373 =
27. 27.Digital root of 4217 =
28. 28.Digital root of 24 × 36 =
29. 29.Digital root of 48 × 34 =
30. 30.Digital root of 88 × 35 =
31. 31.Digital root of 43 × 27 =
32. 32.Digital root of 85 × 63 =
33. 33.Digital root of 95 × 13 =
34. 34.Digital root of 74 × 41 =
35. 35.Digital root of 90 × 13 =
36. 36.Digital root of 1079 =
37. 37.Digital root of 47 × 13 =
38. 38.Digital root of 64283 =
39. 39.Digital root of 28851 =
40. 40.Digital root of 46794 =

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