Square of 849

The square of a number is the product of the number itself. The square of 849 is 849 × 849. The square of a number always ends in 0, 1, 4, 5, 6, or 9. We write it in math as 849², where 849 is the base and 2 is the exponent. The square of a positive and a negative number is always positive. For example, 5² = 25; -5² = 25.

The square of 849 is 849 × 849 = 720801.

Square of 849 in exponential form: 849²

Square of 849 in arithmetic form: 849 × 849

The square of a number is multiplying the number by itself. So let’s learn how to find the square of a number. These are the common methods used to find the square of a number.

1. By Multiplication Method
2. Using a Formula
3. Using a Calculator

In this method, we will multiply the number by itself to find the square. The product here is the square of the number. Let’s find the square of 849.

Step 1: Identify the number. Here, the number is 849.

Step 2: Multiplying the number by itself, we get, 849 × 849 = 720801.

The square of 849 is 720801.

In this method, the formula, a² is used to find the square of the number, where a is the number.

Step 1: Understanding the equation Square of a number = a² a² = a × a

Step 2: Identifying the number and substituting the value in the equation.

Here, ‘a’ is 849. So: 849² = 849 × 849 = 720801

Using a calculator to find the square of a number is the easiest method. Let’s learn how to use a calculator to find the square of 849.

Step 1: Enter the number in the calculator Enter 849 in the calculator.

Step 2: Multiply the number by itself using the multiplication button (×) That is 849 × 849

Step 3: Press the equal to button to find the answer Here, the square of 849 is 720801.

Tips and Tricks for the Square of 849

Tips and tricks make it easy for students to understand and learn the square of a number. To master the square of a number, these tips and tricks will help students.

• The square of an even number is always an even number. For example, 6² = 36

• The square of an odd number is always an odd number. For example, 5² = 25

• The last digit of the square of a number is always 0, 1, 4, 5, 6, or 9.

• If the square root of a number is a fraction or a decimal, then the number is not a perfect square. For example, √1.44 = 1.2

• The square root of a perfect square is always a whole number. For example, √144 = 12.

• Exponent: An exponent refers to the number of times a number is multiplied by itself, for example, in 849², 2 is the exponent.

• Perfect square: A perfect square is a number that is the square of an integer. For example, 144 is a perfect square as it is 12².

• Square root: The square root is a value that, when multiplied by itself, gives the original number, for example, √144 = 12.

• Prime number: A prime number is a number that has no divisors other than 1 and itself, for example, 37.

• Multiplication: Multiplication is the operation of scaling one number by another, for example, 849 × 849 = 720801.