| Finding Square of a number ending with 5 |
| Written by Webmaster | |
| Sunday, 17 April 2011 20:27 | |
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After learning this
you will be able to find square of a number ending with 5 say 25, 35,
45 etc. You can even try to find square of a three digit number ending
with 5 say 105, 115, 125 etc.
Say you want to find square of 85 Do the following: · Multiply 5 by 5 and put 25 as your right part of the answer. · Multiply 8 by the next higher digit i.e 9 and put 72 as your left part of the answer. · Your answer is 7225 You can use this formula to find square of any number ending with 5.
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shubhang arora
09811563439
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