Advertisements
Advertisements
Question
Find the greatest number of three digits that is a perfect square.
Advertisements
Solution
As we know that the least number of four digit is 999.
Let's find the out the square root of 999 by using long division method.
| 31 | |
| 3 | `bar9` `bar99` |
| 9 | |
| 61 | 99 |
| 61 | |
| 38 |
Hence, the least number of four digits that is a perfect square
= 999 – 38
= 961
APPEARS IN
RELATED QUESTIONS
Find the square root of the following number by division method.
3136
Find the least number which must be subtracted from the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
825
Find the squares of the following number using the identity (a + b)2 = a2 + 2ab + b2:
510
Find the square of the following number using the identity (a − b)2 = a2 − 2ab + b2:
995
Find the square of the following number by visual method:
505
Find the square of the following number by visual method:
702
Find the square root the following by long division method:
390625
Find the square root the following by long division method:
1745041
Find the least number which must be subtracted from the following numbers to make them a perfect square:
16160
Find the least number which must be subtracted from 1205 so that the resulting number is a perfect square.
