Squares of 3 Digit Numbers Worksheet

Vedic maths trick 26: Squares of 3- and 4-digit numbers · Set 443 · 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. 1.599² =
2. 2.3423² =
3. 3.316² =
4. 4.424² =
5. 5.106² =
6. 6.6883² =
7. 7.3046² =
8. 8.416² =
9. 9.9889² =
10. 10.443² =
11. 11.618² =
12. 12.4778² =
13. 13.5215² =
14. 14.233² =
15. 15.670² =
16. 16.2404² =
17. 17.242² =
18. 18.158² =
19. 19.7068² =
20. 20.147² =
21. 21.667² =
22. 22.929² =
23. 23.771² =
24. 24.2825² =
25. 25.837² =
26. 26.584² =
27. 27.7520² =
28. 28.955² =
29. 29.5290² =
30. 30.593² =
31. 31.526² =
32. 32.1099² =
33. 33.114² =
34. 34.583² =
35. 35.467² =
36. 36.640² =
37. 37.9781² =
38. 38.934² =
39. 39.307² =
40. 40.7955² =

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