# Squaring Numbers Ending in 5

The following is a quick trick for squaring any number ending in 5.

Look at the math problem 65^{2} = ? Let's see how the trick works.

- Take the first number (6) and multiply by the next number 6 x 7 = 42. Then just add 25 on the end.

**ANSWER is 4225**

It's as simple as that.

Watch the math video below for a detailed explanation!

### Practice Math Problems

- What is 45
^{2}equal to? - What is 65
^{2}equal to? - What is 85
^{2}equal to? - What is 15
^{2}equal to? - What is 25
^{2}equal to? - What is 35
^{2}equal to? - What is 105
^{2}equal to? - What is 75
^{2}equal to? - What is 95
^{2}equal to? - What is 305
^{2}equal to?