# A Complete System of Practical Arithmetic, with Various Branches in the Mathematics

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### Contenido

 CONTENTS 1 Subtraction 7 Diviſion 17 170 27 426 36 Queſtions 37 Multiplication 44 Reduction 61
 Page 267 Queſtions 278 PART IV 285 Menſuration of Superfices 292 Solids 309 Bricklayers Work 333 Glaziers ditto 339 To find diviſors and gauge points for The Copernican or ſolar ſyſtem 431

 The Rule of Three Direct 67 Inverſe 89 Practice 102 Tare and Tret 111 Compound Intereſt 125 3 133 Barter 136 alternate 143 125 201
 A table of factors diviſors and gauge 437 Ireland 438 A table of factors for falaries 451 A new table of ſquare meaſure ibid 457 The weight of the atmoſphere 463 Fractions 474 A table of remarkable æjas and events 415 493 To find whether any given year be Forms of acquittances bills of 517 Derechos de autor

### Pasajes populares

Página 178 - To reduce a mixed number to an improper fraction. RULE. Multiply the whole number by the denominator of the fraction, and to the product add the numerator for a new numerator, and place it over the denominator.
Página 286 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Página 136 - Find the value of that commodity whose quantity is given ; then find what quantity of the other, at the rate proposed, you may have for the same money.
Página 82 - If the quantities of matter, in any two or more bodies put in motion, be equal, the forces wherewith they are moved will be in proportion to their velocities. 2. If the velocities of these bodies be equal, their forces will be directly as the quantities of matter contained in them.
Página 94 - If a footman travel 240 miles in 12 days, when the days are 12 hours long; how many days will he require to travel 720 miles, wh-jn the days are 16 hours long?
Página 178 - To reduce an improper fraction to its equivalent whole or mixed number. RULE. Divide the numerator by the denominator...
Página 178 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Página 180 - ... multiply each numerator by all the denominators, except its own, for a new numerator, and under it write the common denominator.
Página 136 - When one has goods at a certain price ready money, but in barter advances it to something more, say, As the ready money price of the one ; is to its bartering price ; ; so is the ready money price of the other to its bartering, price: then the quantity of the latter commodity may be found, cither from the ready money or bartering price.