Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 662 · 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 77 × 36 =
2. 2.Digital root of 98 × 46 =
3. 3.Digital root of 56 × 39 =
4. 4.Digital root of 72 × 48 =
5. 5.Digital root of 66 × 51 =
6. 6.Digital root of 78 × 19 =
7. 7.Digital root of 92037 =
8. 8.Digital root of 70163 =
9. 9.Digital root of 61563 =
10. 10.Digital root of 49960 =
11. 11.Digital root of 29286 =
12. 12.Digital root of 725 =
13. 13.Digital root of 41136 =
14. 14.Digital root of 78 × 34 =
15. 15.Digital root of 39712 =
16. 16.Digital root of 88 × 63 =
17. 17.Digital root of 24 × 59 =
18. 18.Digital root of 36 × 80 =
19. 19.Digital root of 73 × 15 =
20. 20.Digital root of 86355 =
21. 21.Digital root of 31268 =
22. 22.Digital root of 68986 =
23. 23.Digital root of 63 × 21 =
24. 24.Digital root of 43 × 88 =
25. 25.Digital root of 65 × 83 =
26. 26.Digital root of 28 × 14 =
27. 27.Digital root of 91 × 38 =
28. 28.Digital root of 20136 =
29. 29.Digital root of 12418 =
30. 30.Digital root of 89843 =
31. 31.Digital root of 95 × 16 =
32. 32.Digital root of 6736 =
33. 33.Digital root of 40 × 83 =
34. 34.Digital root of 13081 =
35. 35.Digital root of 61251 =
36. 36.Digital root of 54653 =
37. 37.Digital root of 49 × 65 =
38. 38.Digital root of 48 × 47 =
39. 39.Digital root of 11889 =
40. 40.Digital root of 76118 =

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