Square of 628

The square of a number is the product of the number itself. The square of 628 is 628 × 628. The square of a number can end in 0, 1, 4, 5, 6, or 9. We write it in math as 628², where 628 is the base and 2 is the exponent. The square of a positive and a negative number is always positive. For example, 5² = 25; (-5)² = 25.

The square of 628 is 628 × 628 = 394,384.

Square of 628 in exponential form: 628²

Square of 628 in arithmetic form: 628 × 628

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 628.

Step 1: Identify the number. Here, the number is 628.

Step 2: Multiplying the number by itself, we get, 628 × 628 = 394,384.

The square of 628 is 394,384.

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 628. So: 628² = 628 × 628 = 394,384

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 628.

Step 1: Enter the number in the calculator Enter 628 in the calculator.

Step 2: Multiply the number by itself using the multiplication button (×). That is 628 × 628

Step 3: Press the equal to button to find the answer Here, the square of 628 is 394,384.

Tips and Tricks for the Square of 628

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.

• Perfect Square: A number that is the square of an integer. For example, 16 is a perfect square because 4² = 16.

• Exponential Form: Exponential form is the way of writing a number in the form of a power. For example, 9² where 9 is the base and 2 is the power.

• Square: The result of multiplying a number by itself. For example, the square of 5 is 25.

• Even Number: An integer that is exactly divisible by 2. For example, 2, 4, 6, 628.

• Square Root: The square root is the inverse operation of the square. The square root of a number is a number whose square is the number itself.