Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain Practical System of Arithmetic: Adapted to the United States |
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Page 14
40 rods , 8 furlongs , in the mddle of four numbers , denote S miles , portional to
one another , by the rule $ 94 statute 14 : : 8 : 6 ; that is , as 2 to 4 , so is 8 1690
degrees ✓ Prefixed to any numor , supposes that the square root of that qumber
is ...
40 rods , 8 furlongs , in the mddle of four numbers , denote S miles , portional to
one another , by the rule $ 94 statute 14 : : 8 : 6 ; that is , as 2 to 4 , so is 8 1690
degrees ✓ Prefixed to any numor , supposes that the square root of that qumber
is ...
Page 178
8 the root or 1st power . 8 64 = 2d power , or square . 8 512 = Sd power , or cuba
8 4096 = 4th power , or biquadrate . 8 32768 = 5th power , or sursolid . Ans .
What is the square of 17,1 ? What is the 178 INVOLUTION Inverse Proportion ...
8 the root or 1st power . 8 64 = 2d power , or square . 8 512 = Sd power , or cuba
8 4096 = 4th power , or biquadrate . 8 32768 = 5th power , or sursolid . Ans .
What is the square of 17,1 ? What is the 178 INVOLUTION Inverse Proportion ...
Page 179
What is the square of , 085 ? What is the cube of 25,4 ? What is the biquadrate of
12 ? What is the square of 7+ ? Ans . 292,41 Ans . , 007225 Ans . 16387,064 Ans
. 20736 Ans . 5276 + EVOLUTION , OR EXTRACTION OF ROOTS . WHEN the ...
What is the square of , 085 ? What is the cube of 25,4 ? What is the biquadrate of
12 ? What is the square of 7+ ? Ans . 292,41 Ans . , 007225 Ans . 16387,064 Ans
. 20736 Ans . 5276 + EVOLUTION , OR EXTRACTION OF ROOTS . WHEN the ...
Page 180
hand period , place the root of it at the right hand of the given number , ( after the
manner of a quotient in division for the first figure of the root , and the square
number under the period , and subtract it therefrom , and to the remainder bring ...
hand period , place the root of it at the right hand of the given number , ( after the
manner of a quotient in division for the first figure of the root , and the square
number under the period , and subtract it therefrom , and to the remainder bring ...
Page 181
Arswen 36 23,8 2345 6031 13,57 + 98,553 , 675 + , 054 6,708+ TO EXTRACT
THE SQUARE ROOT OF VULGAR FRACTIONS . RULE . Reduce the fraction to
its lowest terms for this and all other roots ; then 1. Extract the root of the
numerator ...
Arswen 36 23,8 2345 6031 13,57 + 98,553 , 675 + , 054 6,708+ TO EXTRACT
THE SQUARE ROOT OF VULGAR FRACTIONS . RULE . Reduce the fraction to
its lowest terms for this and all other roots ; then 1. Extract the root of the
numerator ...
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Common terms and phrases
acres added allowing amount annuity annum answer Bought Bring bushels called cent cloth common contain continue cost cube currency cyphers decimal Deduct demand denominator difference Divide dividend divisor dollars dols English equal EXAMPLES farthings federal money feet figure Find the value fraction gain gallon give given given number given sum gross half hundred inches interest least left hand length less loss measure merchants method miles mills mixed months Multiply New-York paid payment pence period piece pound present worth principal proportion quantity question quotient ratio received Reduce remainder right hand RULE sell share shillings simple sold solid sort square root sterling subtract sugar Table tare term third thousand unit whole whole number wine yards
Popular passages
Page 174 - Compute the interest to the time of the first payment ; if that be one year or more from the time the interest commenced, add it to the principal, and deduct the payment from the sum total. 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 190 - IS the method of finding what quantity of each of the ingredients whose rates are given, will compose a mixture of a given rate ; so that it is the reverse of Alligation Medial, and may be proved by it. CASE I. When the mean rate of the whole mixture, and the rates of all the ingredients are given, without any limited quau
Page 40 - RULE.* 1. Place the numbers so that those of the same denomination may stand directly under each other. 2. Add the first column or denomination together, as in whole numbers; then divide the sum by as many of the same denomination as make one of the next greater...
Page 184 - 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 180 - ... it at the right hand of the given number, (after the manner of a quotient in division) for the first figure of the root, and the square number under the period, and subtract it therefrom, and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor.
Page 220 - To measure a parallelogram or long square. RULE.— Multiply the length by the breadth, and the product will be the area, or superficial content, in the same name as that in which the dimension was taken, whether inches, feet, or rods, etc.
Page 180 - ... subtract it therefrom, and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Page 211 - A 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...
Page 228 - In the same manner multiply all the multiplicand by the inches, or second denomination, in the multiplier, and set the result of each term one place removed to the right hand of those in the multiplicand.
Page 238 - Obligation to be void, otherwise to remain in full force and virtue.
Bibliographic information
| Title | Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain Practical System of Arithmetic: Adapted to the United States |
| Author | Nathan Daboll |
| Edition | 5 |
| Publisher | Printed and published E. & E. Hosford, 1821 |
| Original from | the University of Michigan |
| Digitized | 11 Jun 2007 |
| Length | 240 pages |
| Export Citation | BiBTeX EndNote RefMan |