What 2 square numbers subtract to make 6455?

What two square numbers subtract to make 6455? In other words, when you subtract one square number from another square number, the answer is 6455. What are the two square numbers?

First, note that a square number is what you get when you multiply a number by itself, which means that the square root of a square number will equal a whole number. Thus, this is what we are solving:

A² - B² = 6455

We solved the equation above and found this to be true:

648² - 643² = 6455

648² is 419904 and 643² is 413449, therefore the answer to the question "What 2 square numbers subtract to make 6455?" is 419904 and 413449 as illustrated below:

419904 - 413449 = 6455

Note that there may be more than one solution to a problem like this. Above, we found the lowest combination of square numbers that subtract to 6455. Below we list alternate solutions if available.

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