A System of Practical Arithmetic: Applicable to the Present State of Trade, and Money Transactions: Illustrated by Numerous Examples Under Each Rule; for the Use of Schools |
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... best speak for themselves . But a reason may be demanded for the introduction of Logarithms , and for the particular method adopted in those parts in which the doctrine of M50 / 109 The Attention of the Conductors of Schools , and of QA102.
... best speak for themselves . But a reason may be demanded for the introduction of Logarithms , and for the particular method adopted in those parts in which the doctrine of M50 / 109 The Attention of the Conductors of Schools , and of QA102.
Page 142
... logarithms , which see further on . + The solution of these several examples , will lead the pupil to the knowledge of this fact , viz . that the square of any number is four times as great as the square of half that number : thus , the ...
... logarithms , which see further on . + The solution of these several examples , will lead the pupil to the knowledge of this fact , viz . that the square of any number is four times as great as the square of half that number : thus , the ...
Page 143
... logarithms , which see further on . + It is evident from these examples , and others that follow , that the root of a power of a given number may be found exactly ; but there are many numbers , the roots of which can never be accurately ...
... logarithms , which see further on . + It is evident from these examples , and others that follow , that the root of a power of a given number may be found exactly ; but there are many numbers , the roots of which can never be accurately ...
Page 152
... the adjoining extremes , or of any two terms equally distant from them ; as 3 , 9 , 27 , 81 , 243 ; here 2723 × 243 = 9 × 81 . LOGARITHMS . LOGARITHMS are artificial numbers , invented for the 152 GEOMETRICAL PROGRESSION .
... the adjoining extremes , or of any two terms equally distant from them ; as 3 , 9 , 27 , 81 , 243 ; here 2723 × 243 = 9 × 81 . LOGARITHMS . LOGARITHMS are artificial numbers , invented for the 152 GEOMETRICAL PROGRESSION .
Page 153
... logarithms of 1 , 2 , 4 , & c . , and it will be seen at once , 1. That Addition in logarithms an- swers to Multiplication in common numbers : Thus , if the logarithms 2 and 6 are added together , the sum is 8 which answers to the logarithm ...
... logarithms of 1 , 2 , 4 , & c . , and it will be seen at once , 1. That Addition in logarithms an- swers to Multiplication in common numbers : Thus , if the logarithms 2 and 6 are added together , the sum is 8 which answers to the logarithm ...
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A System of Practical Arithmetic, Applicable to the Present State of Trade ... Jeremiah Joyce No preview available - 2018 |
A System of Practical Arithmetic, Applicable to the Present State of Trade ... Jeremiah Joyce No preview available - 2015 |
Common terms and phrases
9 Ex acres aliquot amount annual annuity annum answer arithmetical progression Avoirdupois bill bushels common denominator compound interest containing cost course of exchange cube root cubic cyphers decimal difference ditto divide dividend divisor equal EXAMPLES farthings feet figures find the value fraction gallons geometrical progression geometrical series given number given sum gives guineas per cent hogsheads hundred improper fractions inches insure joint lives last term lease logarithm London measure miles millions mixed numbers months multiplicand Multiply the number neat weight NOTE number of terms ounces paid payment pence person aged piastre pound sterling pounds present value purchase quantity quotient Reduce remainder Rule of Three shews shillings square root sterling subtract supposing tare thousand tons tret Troy TROY WEIGHT whole number wine worth yards
Popular passages
Page 177 - Multiply each payment by the time at which it is due; then divide the sum of the products by the sum of the payments, and the quotient will be the equated time, nearly.
Page 112 - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Page 243 - Multiply each term into the multiplicand, beginning at the lowest, by the highest denomination in the multiplier, and write the result of each under its respective term ; observing to carry an unit for every 12, from each lower denomination to its next superior.
Page 92 - III. finally, multiply the second and third terms together, divide the product by the first, and the quotient will be the answer in the same denomination as the third term.
Page 150 - The first term, the last term (or the extremes) and the ratio given, to find the sum of the series. RULE. Multiply the last term by the ratio, and from the product subtract the first term ; then divide the remainder by the ratio, less by 1, and the quotient will be the sum of all the terms.
Page 113 - Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
Page 243 - In like manner, multiply all the multiplicand by the inches and parts of the multiplier, and set the result of each term one place removed to the right hand of those in the multiplicand...
Page 55 - Place the numbers so that those of the same denomination may stand directly under each other.
Page 149 - Given the first term, last term, and common difference, to find the number of terms. RULE. — Divide the difference of the extremes by the common difference, and the quotient increased by 1 is the number of terms.
Page 28 - ... the number in the quotient. Multiply the divisor by the quotient figure, and set the product under that part of the dividend used. Subtract the product, last found, from that part of the dividend under which...