What two numbers add up to 6464?

There are infinite combinations of two numbers that add up to 6464. Here are some examples using negative numbers:

-1 + 6465 = 6464
-2 + 6466 = 6464
-3 + 6467 = 6464
...

Here are some examples using two fractions that will add up to 6464:

6464/2 + 6464/2 = 6464
12928/3 + 6464/3 = 6464
19392/4 + 6464/4 = 6464
...

And here are some examples using two decimal numbers that will add up to 6464:

1.25 + 6462.75 = 6464
2.50 + 6461.5 = 6464
3.75 + 6460.25 = 6464
...

As you can see from the lists above, it can go on forever. However, when answering "What two numbers add up to 6464?", it may be more interesting to set some criteria to limit the result. We will set the follow criteria:

1) Only positive whole numbers can add up to 6464. (0 is not a positive or negative number and should not be included.)

2) Since a+b=29 is the same as b+a=29, we should only list it once.

Now, the answer to "What two numbers add up to 6464?" has 3232 answers:

1 + 6463 = 6464
2 + 6462 = 6464
3 + 6461 = 6464
.
.
3230 + 3234 = 6464
3231 + 3233 = 6464
3232 + 3232 = 6464

We have truncated the list above due to space, but you may be interested to know that we calculated the number of answers by dividing 6464 by 2 and then rounded down to the nearest whole number if necessary.

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