The Science of Arithmetic: For High Schools, Normal Schools, Preparatory Departments to Colleges, and Academies

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Sheldon & Company, 1876 - Arithmetic - 294 pages
 

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Page 95 - A number is divisible by 3 if the sum of its digits is divisible by 3.
Page 294 - The facility with which the books can be used for classes of all grades, and in schools of the widest diversity of purpose. Each volume in the series is so constructed that it may be used with equal ease by the youngest and least disciplined who...
Page 107 - Write the numbers in a, line, and divide by any prime number that will divide two or more of them without a remainder, placing the quotients and undivided numbers in a line below.
Page 294 - Trigonometry There is scarcely a College or Normal School in the United States that is not now using some of Prof. Olney's Mathematical -works. They are original and fresh— attractive to both Teacher and Scholar. Prof. Olney has a very versatile mind, and has succeeded to a wonderful degree in removing the difficulties in the science of Mathematics, and even making this study attractive to the most ordinary scholar. At the same time...
Page 182 - Compute the interest on the principal from the date of the note to the time of the first payment. If the payment equals or exceeds the interest, add tlte interest to the principal and subtract the payment.

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