The New Federal Calculator, Or Scholar's Assistant: Containing the Most Concise and Accurate Rules for Performing the Operations in Common Arithmetic ... for the Use of Schools and Counting Houses

J.B. Lippincott & Company, 1868

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Σελίδα 125 - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Σελίδα 125 - To reduce an improper fraction to a whole or mixed number, — RULE : Divide the numerator by the denominator ; the quotient will be the whole or mixed number.
Σελίδα 157 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference. 6. If the extremes be 5 and 605, and the number of terms 151, what is the common difference?
Σελίδα 73 - ... multiply the second and third terms together, and divide the product by the first for the answer, which will always be of the same denomination as ftie third term.
Σελίδα 24 - The number to be divided is called the dividend. The number by which we divide is called the divisor.
Σελίδα 126 - To find the least common multiple or denominator. RULE. Divide the given denominators by any number that will divide two or more of them without a remainder, and set the quotients and the undivided numbers underneath.
Σελίδα 146 - A man was hired 50 days on these conditions. — that, for every day he worked, he should receive $ '75, and, for every day he was idle, he should forfeit $ '25 ; at the expiration of the time, he received $ 27'50 ; how many days did he work...
Σελίδα 20 - When the multiplier is a composite number, (or exactly equal to the product of any two figures in the multiplication table ; — RULE. — Multiply first by one of those figures, and that product by the other, the last product will be the answer.
Σελίδα 116 - ... them. Rule. As the sum of the stocks of each of the partners added together, Is to the sum advanced by each of them, So is the whole gain or loss, To the gain or loss of any of the partners. . Case 2. When the stocks are considered with respect to time.
Σελίδα 4 - ... to Federal calculation, than is generally allowed in primary works in this branch of study. The heavy tax of time and patience which our youth are now compelled to pay to the errors of their ancestors, by performing the various operations of pounds, shillings, and pence, should be remitted; and we are glad to notice that the Federal computation is becoming the prominent practice of school arithmetic. In recommending Mr. Smiley's book to the notice of parents and teachers, we believe that we invite...

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