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Square Root

Square Root by Repeated Subtraction Method Square Root by Prime Factorization Method Square Root by Long Division Method

Before you understand this topic, you are advice to read:

What is Square Number / Perfect Square ?

In simple way, we can say that: Finding Square root is the opposite of finding square numbers
Or we can also say that: Square root is the inverse operation of squaring a number

Example : Square of 9 is equals to 81 and square root of 81 is 9

Square root is denoted by the symbol and some of its examples are :

  25   = 5

  81   = 9

  121   = 11

There are three methods of finding square root of a number:

  • Find Square Root by Repeated Subtraction Method
  • Find Square Root by Prime Factorization Method
  • Find Square Root by Long Division Method

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