A Practical Treatise on Arithmetic ...: Combining the Useful Properties of Former Works with the Modern Improvements ... To which is Added Two Methods of Bookkeeping ...

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Otis, Broaders and Company, 1841 - Arithmetic - 340 pages
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Page 9 - Go as fast as you can. 1 one 2 two 3 three 4 four 5 five 6 six 7 seven...
Page 329 - At sixty days sight of this my first of exchange, second and third of the same tenor and date not paid, pay to James Parke or order, eleven thousand francs, with or without further advice from me.
Page 166 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Page 246 - The Lever —The Wheel and Axle— The Pulley— The Inclined Plane — The Wedge — and the Screw.
Page 250 - The power must be to the weight as the radius of the axle is to the radius of the wheel.
Page 262 - There are five things in arithmetical progression, any three of which being given, the other two may be found : — 1st. The first term. 2d. The last term. 3d. The number of terms. 4th. The common difference. 5th. The sum of all the terms.
Page 66 - To reduce a mixed number to an improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the given numerator.
Page 224 - That number, which multiplied by itself will produce a certain other number, is called the square root of this other number ; thus, 2 is the square root of 4, 5 the square root of 25, 8tc.
Page 9 - One, 2 two, 3 three, 4 four, 5 five, 6 six, 7 seven, 8 eight, 9 nine, 10 ten, 11 eleven, 12 twelve, 13 thirteen, 14 fourteen, 15 fifteen, 16 sixteen, 17 seventeen, 18 eighteen, 19 nineteen, 20 twenty, 21 twenty-one, 22 twenty-two, 23 twenty-three, 24 twenty-four, 25 twenty-five, 26 twenty-six, 27 twenty-seven, 28 twenty-eight, 29 twenty-nine, 30 thirty...
Page 67 - To reduce an improper fraction to a whole or mixed number, Divide the numerator by the denominator. The quotient will be the whole...

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