Excerpt from Arithmetic and Its Applications: Designed as a Text Book for Common Schools, High Schools, and AcademiesThe second includes the operations of Addition, Subtraction, Multiplication, and Division to which some would add, as a separate Operation, the Comparison of Numbers, as in Frac tions and Ratio.The third requires a power of grasping the various condi tions of a problem, of tracing their relations to each other, and of finding fr...
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