Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 712 · 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 52 × 18 =
2. 2.Digital root of 97570 =
3. 3.Digital root of 85318 =
4. 4.Digital root of 24162 =
5. 5.Digital root of 24445 =
6. 6.Digital root of 12 × 46 =
7. 7.Digital root of 67519 =
8. 8.Digital root of 16 × 14 =
9. 9.Digital root of 54 × 94 =
10. 10.Digital root of 27391 =
11. 11.Digital root of 85 × 59 =
12. 12.Digital root of 18 × 63 =
13. 13.Digital root of 93 × 32 =
14. 14.Digital root of 53842 =
15. 15.Digital root of 98 × 25 =
16. 16.Digital root of 37666 =
17. 17.Digital root of 4524 =
18. 18.Digital root of 31480 =
19. 19.Digital root of 75 × 81 =
20. 20.Digital root of 78127 =
21. 21.Digital root of 78358 =
22. 22.Digital root of 26941 =
23. 23.Digital root of 53232 =
24. 24.Digital root of 10488 =
25. 25.Digital root of 29 × 31 =
26. 26.Digital root of 25 × 65 =
27. 27.Digital root of 81814 =
28. 28.Digital root of 59425 =
29. 29.Digital root of 89 × 69 =
30. 30.Digital root of 75 × 47 =
31. 31.Digital root of 77 × 35 =
32. 32.Digital root of 23 × 62 =
33. 33.Digital root of 10696 =
34. 34.Digital root of 14497 =
35. 35.Digital root of 67 × 87 =
36. 36.Digital root of 46407 =
37. 37.Digital root of 7263 =
38. 38.Digital root of 44 × 18 =
39. 39.Digital root of 60010 =
40. 40.Digital root of 43513 =

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