Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 629 · 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 80749 =
2. 2.Digital root of 12109 =
3. 3.Digital root of 87 × 50 =
4. 4.Digital root of 78957 =
5. 5.Digital root of 61482 =
6. 6.Digital root of 73637 =
7. 7.Digital root of 50 × 89 =
8. 8.Digital root of 14278 =
9. 9.Digital root of 72240 =
10. 10.Digital root of 99 × 97 =
11. 11.Digital root of 39 × 80 =
12. 12.Digital root of 19 × 27 =
13. 13.Digital root of 16114 =
14. 14.Digital root of 52 × 95 =
15. 15.Digital root of 60 × 20 =
16. 16.Digital root of 23592 =
17. 17.Digital root of 71 × 78 =
18. 18.Digital root of 57 × 28 =
19. 19.Digital root of 40780 =
20. 20.Digital root of 80877 =
21. 21.Digital root of 40045 =
22. 22.Digital root of 55 × 76 =
23. 23.Digital root of 87 × 81 =
24. 24.Digital root of 51 × 98 =
25. 25.Digital root of 21 × 88 =
26. 26.Digital root of 30 × 28 =
27. 27.Digital root of 4538 =
28. 28.Digital root of 41 × 27 =
29. 29.Digital root of 46 × 26 =
30. 30.Digital root of 56 × 85 =
31. 31.Digital root of 10682 =
32. 32.Digital root of 32 × 71 =
33. 33.Digital root of 41396 =
34. 34.Digital root of 35 × 61 =
35. 35.Digital root of 6226 =
36. 36.Digital root of 99492 =
37. 37.Digital root of 22921 =
38. 38.Digital root of 54 × 17 =
39. 39.Digital root of 96 × 37 =
40. 40.Digital root of 99 × 28 =

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