# How To Solve For The Square Root Of A Number?

## How do you solve square roots step by step?

Steps

1. Square a number by multiplying it by itself.
2. For square roots, find the “reverse” of a square.
3. Know the difference between perfect and imperfect squares.
4. Memorize the first 10-12 perfect squares.
5. Simplify square roots by removing perfect squares when possible.

## How do u find the square root of a number without a calculator?

1. Examples.
2. Finding square roots of of numbers that aren’t perfect squares without a calculator.
3. Example: Calculate the square root of 10 ( ) to 2 decimal places.
4. Find the two perfect square numbers it lies between.
5. Divide 10 by 3.
6. Average 3.33 and 3. (
7. Repeat step 2: 10/3.1667 = 3.1579.

## Is 4 a perfect square?

For instance, the product of a number 2 by itself is 4. In this case, 4 is termed as a perfect square. A square of a number is denoted as n × n. Example 1.

Integer Perfect square
2 x 2 4
3 x 3 9
4 x 4 16
5 x 5 25

## What is the shortcut key for square root?

The Alt code for the symbol for the Square root is Alt +251 or 221A, then Alt+X. Follow these three simple steps to attach the symbol using the Alt code: – Position the pointer in the place where you want the square root symbol inserted. – Press and hold down the Alt key and type 251 from the numeric keypad.

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## What is the square of 15?

List of Perfect Squares

NUMBER SQUARE SQUARE ROOT
14 196 3.742
15 225 3.873
16 256 4.000
17 289 4.123

## What is the easiest way to find a square number?

Square numbers ending in 25

1. 325 = 3_25 => 3.
2. Square the number from Step 1: 32 = 9.
3. Divide the number from Step 1 by 2: 3/2 =1.5.
4. Add Step 2 and Step 3: 9 + 1.5 = 10.5.
5. Multiply the number from Step 4 by 10: 10.5 * 10 =105.
6. Write the number 625 next to the result from Step 5: 105_625 = 105625.