Square of a number From 1 to 30 (this is damn easy) You need to remember. Based on this We are going to explain square of a number from 31 to 100. 31 to 100 is divided into 3 parts 31 to 50 51 to 80 81 to 100 From 31 to 50: Find the square of 38. First Step : 12 2 = 50 - 12 (haan bhai haan fir se 50 ) Second Step : Last 2 Digit : 12 2 = 144 =44 (1 Carry) First 2 Digit : 25 - 12+1 =14 25 hamesha ki tarah Constant ..You need to add 12 comes from (50-12) 1 upar wala carry Final answer =1444 (First 2 Digit Last 2 Digit) 38 2 = 1444 Find the Square of 47. First Step : 47 =50 - 03 Second Step : Last 2 Digit : 09 ( kaise ? 3 ka Sqaure ) Carry ? Zero First 2 Digit : 25 - 03 + 0 = 22 25 constant …yaad rakho 03 comes from 50 - 03 Carry to zero hi aya tha So final Answer is 220...
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