### Contents

 FUNDAMENTAL PROCESSES 4 ANALYSIS OF PROBLEMS 26 PROPERTIES OF WHOLE NUMBERS 35 COMMON FRACTIONS 43 DECIMAL FRACTIONS 69 PROBLEMS IN QUANTITY AND COST 95 FOREIGN MONEYS 107 BUSINESS FORMS 114
 TRADE DISCOUNT 226 PROFIT AND Loss 235 TAXES 259 DUTIES AND CUSTOMS 265 INSURANCE 272 THE EQUATION 278 SIMPLE INTEREST 302 COMPOUND INTEREST 328

 ACCOUNTS 120 PRACTICAL MEASUREMENTS 128 LATITUDE AND LONGITUDE 143 STANDARD TIME 149 METRIC SYSTEM 157 PERCENTAGE 165 COMMISSION 215
 PROMISSORY NOTES 334 EXCHANGE 346 PARTIAL PAYMENTS 354 RATIO AND PROPORTION 365 MULTIPLES AND POWERS 379 MENSURATION REVIEWED AND APPLIED 395 Copyright

### Popular passages

Page ii - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Page 369 - The first and fourth terms of a proportion are called the extremes, and the second and third terms, the means. Thus, in the foregoing proportion, 8 and 3 are the extremes and 4 and 6 are the means.
Page 392 - Pythagorean theorem states that the sum of the squares of the sides of a right triangle is equal to the square of the hypotenuse.
Page iii - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Page 158 - Length 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) Measures of Surface 100 sq.
Page 45 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page v - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Page 107 - Scale: 4 farthings (far.) = 1 penny (d.); 12 pence = 1 shilling (s.) ; 20 shillings — 1 pound (�). 156.
Page i - Linear Measure 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5...
Page 80 - 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.