Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 671 · 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 21 × 64 =
2. 2.Digital root of 25731 =
3. 3.Digital root of 74981 =
4. 4.Digital root of 11401 =
5. 5.Digital root of 85608 =
6. 6.Digital root of 99397 =
7. 7.Digital root of 12697 =
8. 8.Digital root of 18 × 42 =
9. 9.Digital root of 81 × 84 =
10. 10.Digital root of 95936 =
11. 11.Digital root of 58048 =
12. 12.Digital root of 26866 =
13. 13.Digital root of 97 × 98 =
14. 14.Digital root of 67 × 81 =
15. 15.Digital root of 91535 =
16. 16.Digital root of 84 × 61 =
17. 17.Digital root of 98806 =
18. 18.Digital root of 42 × 27 =
19. 19.Digital root of 17 × 70 =
20. 20.Digital root of 3811 =
21. 21.Digital root of 96651 =
22. 22.Digital root of 60 × 41 =
23. 23.Digital root of 11169 =
24. 24.Digital root of 61 × 38 =
25. 25.Digital root of 99 × 69 =
26. 26.Digital root of 72 × 71 =
27. 27.Digital root of 13756 =
28. 28.Digital root of 52967 =
29. 29.Digital root of 37 × 60 =
30. 30.Digital root of 30711 =
31. 31.Digital root of 42 × 36 =
32. 32.Digital root of 57 × 54 =
33. 33.Digital root of 65 × 65 =
34. 34.Digital root of 68766 =
35. 35.Digital root of 61959 =
36. 36.Digital root of 2529 =
37. 37.Digital root of 96 × 55 =
38. 38.Digital root of 658 =
39. 39.Digital root of 18 × 28 =
40. 40.Digital root of 58 × 16 =

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