Intellectual Algebra, Or, Oral Exercises in Algebra : for Common Schools : in Which All the Operations Are Limited to Such Small Numbers as Not to Embarrass the Reasoning Powers, But, on the Inductive Plan

Intellectual Algebra, Or, Oral Exercises in Algebra : for Common Schools : in Which All the Operations Are Limited to Such Small Numbers as Not to Embarrass the Reasoning Powers, But, on the Inductive Plan