Squares of 3 Digit Numbers Worksheet

Vedic maths trick 26: Squares of 3- and 4-digit numbers · Set 114 · 40 sums

The trick (Dwandwa Yoga): For abc: columns D(a) | D(ab) | D(abc) | D(bc) | D(c). D(a) = a², D(ab) = 2ab, D(abc) = 2ac + b², D(abcd) = 2ad + 2bc. Combine from the right with carries.

1. 1.252² =
2. 2.208² =
3. 3.6350² =
4. 4.549² =
5. 5.216² =
6. 6.963² =
7. 7.8579² =
8. 8.338² =
9. 9.1761² =
10. 10.288² =
11. 11.409² =
12. 12.439² =
13. 13.2615² =
14. 14.311² =
15. 15.446² =
16. 16.946² =
17. 17.919² =
18. 18.733² =
19. 19.199² =
20. 20.361² =
21. 21.2499² =
22. 22.837² =
23. 23.478² =
24. 24.7068² =
25. 25.2916² =
26. 26.832² =
27. 27.726² =
28. 28.404² =
29. 29.9522² =
30. 30.639² =
31. 31.626² =
32. 32.928² =
33. 33.581² =
34. 34.6211² =
35. 35.938² =
36. 36.6937² =
37. 37.240² =
38. 38.6984² =
39. 39.597² =
40. 40.629² =

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