This square calculator can easily calculate the squared value of given number. Enter the value to be squared whether an integer or a decimal, and the calculator will calculate the squared value.

This is the set of integers that are the natural numbers’ squares. When we square a number, we multiply it by itself.

*For example : 3 ^{2} = 3 x 3 = 9*

Natural Number (a) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |

Squared Number (a^{2}) | 1 | 4 | 9 | 16 | 25 | 36 | 49 | 64 |

**Calculator Use**

- In the first field of the above calculator, enter the number you want to square.
- The squared value of the entered number will be displayed in the second field.

**Formula to Square a Number**

The basic formula to square a number is very simple and is mentioned below.

**How to Square a Negative Number**

The value will be the same whether you square a positive or negative number. Because two negative numbers are multiplied together, the square of negative number will be positive.

**For example,**

Square of negative number : (-7^{2}) = -7 x -7 = 49

Square of positive number : (7^{2}) = 7 x 7 = 49

**Square of 1 – 25**

Below table demonstrates the squared values of numbers 1 to 25.

Number (a) | Squared Value (a^{2}) |

Square of 1 | 1 |

Square of 2 | 4 |

Square of 3 | 9 |

Square of 4 | 16 |

Square of 5 | 25 |

Square of 6 | 36 |

Square of 7 | 49 |

Square of 8 | 64 |

Square of 9 | 81 |

Square of 10 | 100 |

Square of 11 | 121 |

Square of 12 | 144 |

Square of 13 | 169 |

Square of 14 | 196 |

Square of 15 | 225 |

Square of 16 | 256 |

Square of 17 | 289 |

Square of 18 | 324 |

Square of 19 | 361 |

Square of 20 | 400 |

Square of 21 | 441 |

Square of 22 | 484 |

Square of 23 | 529 |

Square of 24 | 576 |

Square of 25 | 625 |