Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithemtic; Adapted to the United States |
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Page 5
... period which I have devoted to the instruction of youth in Arithmetic , I have made use of various systems which have just clans to scientific mer- t ; but the authors appear to have been deficient in an mportant point - the practical ...
... period which I have devoted to the instruction of youth in Arithmetic , I have made use of various systems which have just clans to scientific mer- t ; but the authors appear to have been deficient in an mportant point - the practical ...
Page 15
... period of units , the second that of millions , the third billions , the fourth trillions , & c . as in the following number : 8 07 3 6 2 5 4 6 2 7 8 9 0 1 250 679 2 4. Period of 3. Period of 2. Period of 1. Period of Trillions . 8073 ...
... period of units , the second that of millions , the third billions , the fourth trillions , & c . as in the following number : 8 07 3 6 2 5 4 6 2 7 8 9 0 1 250 679 2 4. Period of 3. Period of 2. Period of 1. Period of Trillions . 8073 ...
Page 17
... periods of three figures each , as follows : 987 , Nine hundred and eighty - seven . 987 000 , Nine hundred and eighty - seven thousand . 987 000 000 , Nine hundred and eighty - seven million . 987 654 321 , Nine hundred and eighty ...
... periods of three figures each , as follows : 987 , Nine hundred and eighty - seven . 987 000 , Nine hundred and eighty - seven thousand . 987 000 000 , Nine hundred and eighty - seven million . 987 654 321 , Nine hundred and eighty ...
Page 133
... periods of time , but in a long course of years , it will be found to be very errone- ous . Although this method seems at first view to be upon the ground of simple interest , yet upon a little attention the Following objection will be ...
... periods of time , but in a long course of years , it will be found to be very errone- ous . Although this method seems at first view to be upon the ground of simple interest , yet upon a little attention the Following objection will be ...
Page 138
... periods of time , so that no loss chall be sustained by either party . RULE . Multiply each payment by its time , and divide the sum of the several products by the whole debt , and the quotient will be the equated time for the payment ...
... periods of time , so that no loss chall be sustained by either party . RULE . Multiply each payment by its time , and divide the sum of the several products by the whole debt , and the quotient will be the equated time for the payment ...
Common terms and phrases
100 dollars 2qrs 3qrs acres annex annuity annum answer arithmetical series barter Bought bushels compound interest contain cyphers decimal Deduct dimes divide the product dividend divisor dols equal EXAMPLES farthings federal money Find the value gain or loss gallon geometrical series given number given sum gross hundred improper fraction inches least common least common multiple left hand lowest terms measure miles mills milreas mixed numbers months multiplicand Multiply the given neat weight New-England currency New-Jersey NOTE number of shillings number of terms paid payment pence pound pound sterling present worth principal quotient rate per cent ratio ready money Reduce remainder Required the interest right hand rods Rule of Three sell separatrix share shillings simple interest sold solid feet Sqrs square root sterling subtract tare third trett TROY WEIGHT VULGAR FRACTIONS whole number wine yards of cloth
Popular passages
Page 176 - If there be after payments made, compute the interest on the balance due to the next payment, and then deduct the payment as above; and, in like manner, from one payment to another, till all the payments are absorbed; provided the time between one payment and another be one year or more.
Page 182 - Find the greatest square number in the first or left hand period, place the root of it at the right hand of the given number, (after the manner of a quotient in division...
Page 176 - But if any payment be made before one year's interest hath accrued, then compute the interest on the principal sum due on the obligation for one year, add it to the principal, and compute the interest on the sum paid, from the time it was paid, up to the end of the year : add it to the sum paid, and deduct that sum from the principal and interest added as above...
Page 186 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Page 25 - If the lower figure is greater than that, above it, add ten to the upper figure ; from which number so increased, take the lower and set down the remainder, carrying one to the next lower number, with which proceed as before, and so on till the whole is finished.
Page 140 - ... months : what is the equated time for the payment of the whole ? Ans.
Page 213 - A young hare starts 40 yards before a grey-hound, and is not perceived by him till she has been up 40 seconds ; she scuds away at the rate of ten miles an hour, and the dog, on view, makes after her at the rate of 18.
Page 236 - July next, foreign gold and silver coins shall pass current as money within the United States, and be a legal tender for the payment of all debts and demands...
Page 157 - A single, simple, or proper fraction, is when the numerator is less than the denominator, as 4 3 | -|f , &c.
Page 84 - ... from the right hand of the quotient, point off so many places for decimals, as the decimal places in the dividend exceed those in the divisor.