Example -Square for 49.
Example for square fro 42 to 49
Number |
Step 1 |
Step 2 |
Square of number |
42 |
42-25 = 17 |
square of (10-2) = 64 |
1764 |
43 |
43-25 = 18 |
square of (10-3) = 49 |
1849 |
44 |
44-25 = 19 |
square of (10-4) = 36 |
1936 |
45 |
45-25 = 20 |
square of (10-5) = 25 |
2025 |
46 |
46-25 = 21 |
square of (10-6) = 16 |
2116 |
47 |
47-25 = 22 |
square of (10-7) = 09 |
2209 |
48 |
48-25 = 23 |
square of (10-8) = 04 |
2304 |
49 |
49-25 = 24 |
square of (10-9) = 01 |
2401 |
|
|
|