Fullerton College: A Pictorial History

Students enrolled in the Bookkeeping and Accounting Program were trained in the operation of adding machines, along with other bookkeeping machines, bank posting machines, and rotary calculators. Besides learning the basic operations of addition, subtraction, and multiplication, students in machine calculation learned figure discounts, net amounts, chain discounts, decimal equivalents, payrolls, percentages, interest, sales analyses, and prorating.
Tags: business