# An Introduction to Arithmetic: Containing the Most Useful Rules in Common Arithmetic, Vulgar and Decimal Fractions, Extraction of the Square and Cube Roots, Practical Questions in Mensuration, and a Collection of Miscellaneous Questions ...

Oliver & Boyd, 1854 - Arithmetic - 108 pages
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### Popular passages

Page 98 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Page 84 - Multiply the divisor, thus increased, by the last figure of the root; subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Page 86 - Subtract the subtrahend from the dividend, and to the remainder bring down the next period for a new dividend, with which proceed as before, and so on, till the whole is completed. NOTE 1 . The same rule must be observed for continuing the operation, and pointing for decimals, as in the square root.
Page 44 - ... then multiply the second and third terms together, and divide their product by the first, the quotient will be the fourth term or answer, in the same denomination vj'ilh the third term.
Page 18 - Then multiply the divisor by this figure and subtract the product from the figures divided; to the right of the remainder bring down the next figure of the dividend and divide this number as before.
Page 86 - Subtract the cube thus found from the said period, and to the remainder bring down the next period, and call this the dividend.
Page 84 - Extract the root of the numerator for a new numerator, and the root of the denominator, for a new denominator 2.
Page 67 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Page 69 - To reduce fractions to a common denominator. RULE Multiply each numerator by all the denominators, except its own, for a new numerator ; and multiply all the denominators together for a new denominator.
Page 85 - Problems on the Right-angled Triangle. 1. The top of a castle is 45 yards high, and is surrounded with a ditch, 60 yards wide ; required the length of a ladder that will reach from the outside of the ditch to the top of the castle.