arithmetical

There are forces in the world which work, not in an arithmetical, but in a geometrical ratio of increase.

We advance not in arithmetical but in geometrical progression.

Then we have Arithmetical Puzzles, an immense class, full of diversity.

His labours to perfect his arithmetical machine had seriously impaired it.

His wealth increased not in arithmetical but in geometrical progression.

But it is not an arithmetical inequality with which we ought to trouble ourselves.

You should put this sort of thing into the hands of some arithmetical hireling.

By this machine, which is called a Swan-pan, arithmetical operations are rendered palpable.

All arithmetical difficulties had confused and sickened him.

These are questions which cannot be solved by arithmetical calculation.