This trick can be useful for IBPS and Other Exams as well as SSC,UPSC and other competitive exams....
Find the square of 101
Find the square of 101
1 | 0 | 0 | 0 | 0 |
Step -1 :: Square of first digit (12 = 1) then
Multiply with 10000 (1*10000=10000)
| |
+
|
0
|
2
|
0
|
0
|
Step-2 :: Multiply 2 with suffix two digit number (01*2=02) then Multiply with first digit (02*1=02) then
Multiply with 100(02*100=0200) | |
+
|
0
|
1
|
Step -3 :: Square of suffix two digit number (012 = 01)
| |||
1
|
0
|
2
|
0
|
1
|
Finally we get answer (1012 = 10201)
|
Find the square of 568
2 | 5 | 0 | 0 | 0 | 0 |
Step -1 :: Square of first digit (52 = 25) then
Multiply with 10000 (25*10000=250000)
| |
+
|
6
|
8
|
0
|
0
|
0
|
Step-2 :: Multiply 2 with suffix two digit number (68*2=136) then Multiply with first digit (136*5=680) then
Multiply with 100 (680*100=68000) | |
+ | 4 | 6 | 2 | 4 | |||
3
|
2
|
2
|
6
|
2
|
4
|
Finally we get answer (5682 = 322624)
|
It is important to put proper digit in proper position.
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Read also -- Find square of Two digit numbers
Comment please....
Read also -- Find square of Two digit numbers
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