Pair Share

==> (0, 0), (2, 2), (7/4, 7/3), (-2, 2/3), (-1/4, 1/5), (1.001, 1001.0).

What do all these pairs of numbers have in common? Only grade-school mathematics required.

Numeration is decimal (the conventional way).

Stay tuned for more on Fibonacci numbers and their ilk.