What's the plural form of arithmatic? Here's the word you're looking for.
Answer
The noun arithmatic can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be arithmatic.
However, in more specific contexts, the plural form can also be arithmatics e.g. in reference to various types of arithmatics
or a collection of arithmatics.
Examples
They received instruction in writing and reading, arithmatic, as well as religion.
Well, as explained on the Seca page, that is just simple arithmatic.
Arithmatic Average and Standard Deviation values are used in the analysis of the data.