225 1 224 step 2.
Square root of 225 by repeated subtraction method.
When 25 is multiplied by 25 we get 25 as a result.
The result 0 is obtained in the 7th step.
5 when multiplied by 2 gives 10 as a result.
81 1 80.
1 cannot have a square root at least not a real one because any two numbers with the same sign positive or negative when multiplied will equal a positive number.
72 7 65.
80 3 77.
224 3 221 step 3.
Two same square roots are multiplied to give a non square root number.
40 7 33.
Example 1 find the square root of 144 by the subtraction method.
45 5 40.
Since a square root of a number must equal that number when multiplied by itself.
Every natural number squared can be written as the sum of consecutive odd natural numbers starting from zero.
Find the square root of 49 using the repeated subtraction method.
17 17 0.
Let us consider another example to find the square root of 81 by repeated subtraction.
49 1 48.
24 11 13.
Finding the square root of a number by repeatedly subtracting successive odd numbers from the given square number till you get zero is known as repeated subtraction method.
221 5 216.
Square root of 81 by repeated subtraction.
Basic methods of finding a square root repeated subtraction method.
So for finding square root we start subtraction from 1 and continue until it reaches zero.
32 15 17.
65 9 56 56 11 45.
Hence the square root of 49 49 is 7.
77 5 72.
Find square root of 225 by repeated subtraction method.
The number of steps to reach zero is the square root.
Let us find the square root of 81 by repeated subtraction method.
48 3 45.
A square root is only possible for even number of zeros.
The steps to find the square root of 49 is.
45 13 32.
First check whether the given number is a perfect square number or not.
2 2 4 and 2 2 4.
13 13 0.