Includes philosophical understandings; principles and properties of numbers; and advanced study of common and decimal fractions, measurements, ratio, proportion, percentage, powers and roots, series, business math, and geometry. Has challenging work for advanced students and basic work for slower students. Can be used for grades 7 and 8, as well as for high school.
Ray's New Higher Arithmetic
Edition: 1870's and early 1880's
Author: Joseph Ray, MD
Age: 12, 13, 14, 15, 16, 17, 18
Grade: 7th, 8th, 9th, 10th, 11th, 12th