Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 928 · 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 63 × 25 =
2. 2.Digital root of 44217 =
3. 3.Digital root of 9866 =
4. 4.Digital root of 70 × 23 =
5. 5.Digital root of 48369 =
6. 6.Digital root of 83 × 46 =
7. 7.Digital root of 21 × 82 =
8. 8.Digital root of 75297 =
9. 9.Digital root of 43336 =
10. 10.Digital root of 89851 =
11. 11.Digital root of 7043 =
12. 12.Digital root of 82661 =
13. 13.Digital root of 35 × 62 =
14. 14.Digital root of 15 × 68 =
15. 15.Digital root of 85 × 77 =
16. 16.Digital root of 19358 =
17. 17.Digital root of 70562 =
18. 18.Digital root of 39303 =
19. 19.Digital root of 91 × 45 =
20. 20.Digital root of 36469 =
21. 21.Digital root of 89724 =
22. 22.Digital root of 34708 =
23. 23.Digital root of 58 × 25 =
24. 24.Digital root of 66163 =
25. 25.Digital root of 28742 =
26. 26.Digital root of 36 × 16 =
27. 27.Digital root of 86 × 15 =
28. 28.Digital root of 74 × 22 =
29. 29.Digital root of 62406 =
30. 30.Digital root of 98 × 91 =
31. 31.Digital root of 62095 =
32. 32.Digital root of 63 × 23 =
33. 33.Digital root of 41354 =
34. 34.Digital root of 15 × 98 =
35. 35.Digital root of 25 × 78 =
36. 36.Digital root of 22 × 61 =
37. 37.Digital root of 19 × 21 =
38. 38.Digital root of 67448 =
39. 39.Digital root of 40864 =
40. 40.Digital root of 38 × 17 =

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