Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 441 · 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 91 × 22 =
2. 2.Digital root of 62596 =
3. 3.Digital root of 95418 =
4. 4.Digital root of 16 × 16 =
5. 5.Digital root of 73 × 71 =
6. 6.Digital root of 35239 =
7. 7.Digital root of 61 × 48 =
8. 8.Digital root of 29 × 12 =
9. 9.Digital root of 43 × 42 =
10. 10.Digital root of 2441 =
11. 11.Digital root of 96099 =
12. 12.Digital root of 92294 =
13. 13.Digital root of 82 × 57 =
14. 14.Digital root of 2427 =
15. 15.Digital root of 80936 =
16. 16.Digital root of 68334 =
17. 17.Digital root of 28489 =
18. 18.Digital root of 28 × 69 =
19. 19.Digital root of 99 × 77 =
20. 20.Digital root of 34 × 56 =
21. 21.Digital root of 8305 =
22. 22.Digital root of 8390 =
23. 23.Digital root of 67986 =
24. 24.Digital root of 75317 =
25. 25.Digital root of 72346 =
26. 26.Digital root of 3960 =
27. 27.Digital root of 67454 =
28. 28.Digital root of 2812 =
29. 29.Digital root of 86264 =
30. 30.Digital root of 77651 =
31. 31.Digital root of 41289 =
32. 32.Digital root of 87279 =
33. 33.Digital root of 90 × 25 =
34. 34.Digital root of 1639 =
35. 35.Digital root of 61974 =
36. 36.Digital root of 67 × 50 =
37. 37.Digital root of 46244 =
38. 38.Digital root of 75 × 38 =
39. 39.Digital root of 73069 =
40. 40.Digital root of 30020 =

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