What minus what equals 1991?

There is an infinite number of ways to answer "What minus what equals 1991?"
This page will show you how different integers, decimals, and fractions subtracted from each other will equal 1991.
Here are some examples of integers that when subtracted from each other will equal 1991:
1991 - 0 = 1991
1992 - 1 = 1991
1993 - 2 = 1991
1994 - 3 = 1991
1995 - 4 = 1991
As you can imagine, the list above can go on forever. Here are decimal numbers that subtract from each other to equal 1991:
1992.50 - 1.50 = 1991
1993.75 - 2.75 = 1991
1994.90 - 3.90 = 1991
Again, the combinations are endless. We can also make fractions that when subtracted from each other equal 1991. Here are some examples:
3982/1 - 1991/1 = 1991
7964/2 - 3982/2 = 1991
11946/3 - 5973/3 = 1991
The "bottom line" as stated and illustrated above: there is an infinite number of answers to "What minus what equals 1991?"
What minus what equals 1992?
Try to make a list of values that subtracts to the next number on our list. Then go here to check what we came up with.
