# A practical introduction to arithmetic: or, The teacher of arithmetic's assistant: containing, arithmetic of whole numbers, with vulgar, decimal, and duodecimal fractions. To which is added, an appendix of directions and examples for receipts, promissory notes, bills of exchange, bills of parcels, bills of book-debts, and letters; with various exercises on the same

Printed for G. Herdsfield, 1789 - Mathematics - 100 pages

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### Contents

 Section 1 1 Section 2 2 Section 3 3 Section 4 6 Section 5 11
 Section 6 21 Section 7 28 Section 8 31 Section 9 33

### Popular passages

Page 56 - 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 55 - Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
Page 62 - ... 1 from 5 to 15 ; 2 from 15 to 25 ; 3 from 25 to 35, &c.
Page 71 - Feet multiplied by feet, give feet. Feet multiplied by inches, give inches. Feet multiplied by seconds, give seconds. Inches multiplied by inches, give seconds. Inches multiplied by seconds, give thirds. Seconds multiplied "by seconds, give fourths.
Page 54 - ... can do a piece of work in 28 days. How many men could do it in 84 days?
Page 55 - J,T, }g¿, &c. 2. An IMPROPER FRACTION is when the numerator is equal to, or greater than the denominator, as f, f, \$%, 'f 7, &c.
Page 58 - ... the numerator of the divifor into the denominator of the dividend, for a new denominator.
Page 105 - A man may have birth, and riches, and power, wit, learning, courage ; but without geneR r » rofity, ît is impoffible to be a great man. Whatever the rich and powerful may think of themfelves; whatever value they may fet upon their abundance and grandeur; they will find themfelves but the more hated and defpifed for the ill ufe they make of it. You mould look upon yourfelves but as...
Page 80 - In an orchard of fruit trees, -'- of them bear apples, J. pears, £ plums, 60 of them peaches, and 40 cherries, how many trees does the orchard contain? Ans.