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For the Following, Find the Least Number that Must Be Subtracted So that the Resulting Number is a Perfect Square. 796 - Mathematics

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Sum

For the following, find the least number that must be subtracted so that the resulting number is a perfect square.
796

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Solution

796
Taking square root of 796, we find that 12 has been left

  28
2 7 96
4
48 396
384
  12

 

 

 

 

 

 

∴ Least number to be subtracted = 12

Concept: Concept of Square Roots
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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 3 Squares and Square Root
Exercise 3 (B) | Q 5.1 | Page 42
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