# Practical Arithmetic, Embracing the Science of Numbers and the Art of Computation: For Schools and Academics

Sheldon & Company, 1868 - Arithmetic - 380 pages

### Contents

 Roman Notation 9 PAGE 27 Multiplication 35 Definitions 61 Subtraction of U S Currency 65 79 PRINCIPLES OF THE FUNDAMENTAL RULES 79 Factoring of Numbers 79 To Find all the Divisors of a Number 87
 DENOMINATE FRACTIONS 157 to 163 PERCENTAGE 173 Partial Payments 185 Compound Interest 191 Bank Discount 220 Ratio 229 Compound Proportion 238

 Propositions 95 Common Denominator 101 DECIMAL FRACTIONS 118 Multiplication of Decimals 124 Tables of Currency Weight 137 Metric or Decimal System 137 345 143
 Alligation Medial 244 Evolution 251 Mechanical Application 261 Arithmetical Progression 271 Annuities 278 Triangles 375

### Popular passages

Page 319 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Page 189 - ... 8 months ; what is the equated time for the payment of the whole ? Ans.
Page 52 - Place the less number under the greater, so that units of the same order shall stand in the same column.
Page 259 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 318 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Page 221 - The Square Root of a number is one of its two equal factors.
Page 239 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Page 231 - Multiply the complete divisor by the second figure of the root and subtract the product from the dividend.
Page 18 - Write the subtrahend under the minuend, so that units of the same order shall stand in the same column.
Page 72 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor of 36 and 54, since it is the greatest number that will divide each of them without a remainder.