Felix Klein: arithmetic algebra + geometry

Lilawati Or a Treatise on Arithmetic and Geometry Bhascara Achary

Profinite Groups, Arithmetic, and Geometry Shatz, Stephen S.:

The Geometry of some special Arithmetic Quotients. Lecture Notes in Mathematics;

Civil Service Examinations. Solutions of Questions On Arithmetic and Book-Keepin

Arithmetic Algebraic Geometry. Lectures given at the 2nd Session of the Centro I

A Complete Treatise on Practical Arithmetic, And, Book-Keeping

Practical and Mental Arithmetic on a New Plan (Classic Reprint)