A Practical and Theoretical System of Arithmetic: Containing Several New Methods of Operation, and a New System of Proportion; with Theoretical Explanations of All the Principal Rules. Also, a Treatise on Mensuration, and a Brief Practical System of Book-keeping |
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Page 5
... figure is repeated , but in a higher place , having the cipher ( which by itself has no value ) on the right : the 1 ... figures at the right of this unit of the second order , in the room of the cipher : thus , 11 , 12 , 13 , 14 , 15 ...
... figure is repeated , but in a higher place , having the cipher ( which by itself has no value ) on the right : the 1 ... figures at the right of this unit of the second order , in the room of the cipher : thus , 11 , 12 , 13 , 14 , 15 ...
Page 6
... figures , ending with 999.000- ( that is , nine hundred and ninety - nine thousand . ) Then succeed three more places of figures , read like the first three , with the name of million superadded . Thus the name changes with every addi ...
... figures , ending with 999.000- ( that is , nine hundred and ninety - nine thousand . ) Then succeed three more places of figures , read like the first three , with the name of million superadded . Thus the name changes with every addi ...
Page 7
... figures have a simple value and a local value . When a figure stands in the place of units , it has a sim- ple value . When a figure does not stand in the place of units , it has a local value , which varies according to its distance ...
... figures have a simple value and a local value . When a figure stands in the place of units , it has a sim- ple value . When a figure does not stand in the place of units , it has a local value , which varies according to its distance ...
Page 12
... figure in the lower number from the one above it , and set down the remainder : but if the lower figure is greater than that above , add ten to the upper figure , then sub- tract , and carry one to the next lower figure . PROOF . Add ...
... figure in the lower number from the one above it , and set down the remainder : but if the lower figure is greater than that above , add ten to the upper figure , then sub- tract , and carry one to the next lower figure . PROOF . Add ...
Page 14
... figure in the multiplicand by it , carrying 1 for every 10 as in addition of whole numbers . * EXAMPLES . 1. What number is equal to 3 times 425 ? 425 multiplicand . 3 multiplier . 1275 product . * For the method of proof , see Division ...
... figure in the multiplicand by it , carrying 1 for every 10 as in addition of whole numbers . * EXAMPLES . 1. What number is equal to 3 times 425 ? 425 multiplicand . 3 multiplier . 1275 product . * For the method of proof , see Division ...
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Common terms and phrases
acres added amount annuity annum barrels bought bushels of oats bushels of wheat cents a bushel ciphers compound interest Compound Numbers contain cube root cubic currency decimal point denote diameter divide the product dividend division divisor dollars equal example Federal Money feet long Find the cube Find the interest gallons given number hours a day hypotenuse improper fraction inches integer least common multiple length less lowest terms method miles mills minuend mixed number months multiplicand Multiply number of terms paid payment perpendicular piece pound principal quantity question quotient ratio Reduce remainder Required the interest rhombus right-angled rods Rule of Three RULE.-Multiply separatrix share shillings sides simple solid square root statement subtract third term tion triangle Troy Weight units vulgar fraction weight whole number yards cost yards of cloth
Popular passages
Page 164 - Divide the difference of the extremes by the common difference, and the quotient increased by 1 is the number of terns. EXAMPLES. 1. If the extremes be 3 and 45, and the common difference 2 ; what is the number of terms 1 Ans.
Page 62 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Page 164 - PROBLEM II. The first term, the last term, and the number of terms given, to find the common difference. RULE. — Divide the difference of the extremes by the number of terms less 1 , and the quotient will be the common diffcrenct.
Page 174 - To find the area of a trapezoid. RULE. Multiply half the sum of the two parallel sides by the perpendicular distance between them : the product will be the area.
Page 158 - Bring down the first figure of the next period to the remainder for a new dividend, to which find a new divisor as before, and in like manner proceed till the whole be finished.
Page 105 - If 8 men can build a wall 20 feet long, 6 feet high and 4 feet thick, in 12 days ; in what time...
Page 53 - 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 117 - It is evident that the terms of a proportion may undergo any change which will not destroy the equality of the ratios ; or which will leave the product of the means equal to the product of the extremes.
Page 124 - The rule for casting interest, when partial payments have been made, is to apply the payment, in the first place, to the discharge of the interest then due.
Page 51 - When the numerator is less than the denominator, the value of the fraction is less than 1.