# Practical Arithmetic: In Four Books ... Extracted from the Large and Entire Treatise, and Adapted to the Commerce of Ireland as Well as that of Great Britain ...

Graisberry & Campbbll [!], 1813 - Arithmetic - 348 pages
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### Contents

 Notation of Num 9 Numeration 16 Subtraction of Whole 22 Division 32 Problems 38 BOOK II 106 Subtraction 121 Division 127
 Decimal Fractions 137 Reduction of Decimals 146 BOOK III 164 161 202 291 307 A large Collection 323 APPENDIX of ALGEBRA 336

### Popular passages

Page 137 - Upon this, they called a truce, and agreed that the £ of the whole, left by A at first, should be equally divided among them. How much of the prize, after this distribution, remained with each of the competitors ? •«»»• AVA A; jfiflflfe B; jfoflfc C; i£ff& D; 85.
Page 132 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Page 303 - In any continued geometrical progression, the product of the two extremes is equal to the product of any two means...
Page 288 - Suppose a ladder 40 feet long be so planted as to reach a window 33 feet from the ground, on one side of the street, and without moving it at the foot, will...
Page 130 - Multiply the whole number by the denominator of the fraction, and divide the product by the numerator.
Page 221 - When the principal, amount, and time are given to find the rate per cent.
Page 320 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.
Page 324 - Suppose there is a mast erected, so that i of its length stands in the ground, 12 feet of it in the water, and £ of its length in the air, or above water ; 1 demand the whole length ? Anti.
Page 105 - If a man performs a journey in 5 days, when the day is 12 hours long, in how many days will he perform it when the day is but 10 hours long?* Jlns.
Page 150 - ... performed by removing the separatrix in the dividend, so many places towards the left hand as there are cyphers in the divisor.