Dr. Joseph Ray wrote a set of public school math textbooks which were used widely throughout the mid-to-late nineteenth and early twentieth centuries in America.
Ray's Arithmetic is dedicated to providing online access — free of charge — to the entire series of Ray’s New Arithmetic.
Each video lesson on this site is accompanied by the lesson from Ray's Arithmetic.
You can also download each book in its entirety, and answer keys, at https://raysarithmetic.wordpress.com/rays-free-arithmetic/
- Rays New Primary Arithmetic 1-2
- Rays New Intellectual Arithmetic (3-4)
- Practical Math (5-6)
- Higher Math (7-8)
- Ray’s New Geometry and Trigonometry (9-10)
- Ray’s New Elementary Algebra (9-10)
- Ray’s New Higher Algebra (11)
