Introduction to the National Arithmetic: On the Inductive System Combining the Analytic and Synthetic Methods in which the Principles of the Science are Fully Explained and Illustrated : Designed for Common Schools and Academies |
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Page 3
... operation , where it is recommended by the author . All the most important methods of abridging operations , ap- plicable to business transactions , have been given a place in the work , and , so introduced , as not to be regarded as ...
... operation , where it is recommended by the author . All the most important methods of abridging operations , ap- plicable to business transactions , have been given a place in the work , and , so introduced , as not to be regarded as ...
Page 18
... operation when the numbers are large , and the sum of each column is less than 10 . Ex . 1. A man bought a watch for 42 dollars , a coat for 16 dollars , and a set of maps for 21 dollars ; what did he pay for Ans . 79 dollars . the ...
... operation when the numbers are large , and the sum of each column is less than 10 . Ex . 1. A man bought a watch for 42 dollars , a coat for 16 dollars , and a set of maps for 21 dollars ; what did he pay for Ans . 79 dollars . the ...
Page 19
... operation when the sum of any column is equal to or exceeds 10 . Ex . 1. I have three lots of wild land ; the first contains 246 acres , the second 764 acres , and the third 918 acres . I wish to know how many acres are in the three ...
... operation when the sum of any column is equal to or exceeds 10 . Ex . 1. I have three lots of wild land ; the first contains 246 acres , the second 764 acres , and the third 918 acres . I wish to know how many acres are in the three ...
Page 20
... OPERATION . OPERATION AND PROOF . OPERATION . OPERATION AND PROOF . 526 526 241 241 317 532 529 317 207 532 132 529 913 207 132 913 Ans . 1504 Ans . 1893 First am't 1504 First am't 1893 978 1652 Ans . 1504 Ans . 1893 4 . Dollars . 5 . 6 ...
... OPERATION . OPERATION AND PROOF . OPERATION . OPERATION AND PROOF . 526 526 241 241 317 532 529 317 207 532 132 529 913 207 132 913 Ans . 1504 Ans . 1893 First am't 1504 First am't 1893 978 1652 Ans . 1504 Ans . 1893 4 . Dollars . 5 . 6 ...
Page 24
... operation . Ex . 1. Washington lived 68 years ; John Adams , 91 years Jefferson , 83 years ; Madison , 85 years . What is the sum of the years they all lived ? OPERATION . Years . 68 91 83 85 Amount 3 27 Ans . 327 . Beginning with the ...
... operation . Ex . 1. Washington lived 68 years ; John Adams , 91 years Jefferson , 83 years ; Madison , 85 years . What is the sum of the years they all lived ? OPERATION . Years . 68 91 83 85 Amount 3 27 Ans . 327 . Beginning with the ...
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Common terms and phrases
annexed barrels of flour bill Bought bushels called ciphers circumference column common denominator common difference common fraction composite number compound interest compound numbers containing cords cost cube root cubic feet currency decimal diameter discount Divide the product dividend division dollars equal EXAMPLES FOR PRACTICE farthings find the interest gallons Give the reason given number given sum greatest common divisor Hence hogshead hundred improper fraction inches interest of $1 least common multiple leaves less miles mills minuend mixed number molasses months multiplicand Multiply NOTE number of terms obtain paid payment pence present worth prime factors prime number principal purchase quantity quarts QUESTIONS quotient rate per cent ratio received Reduce remainder rule for finding shillings side simple numbers sold solid square feet square root subtract subtrahend tens thousand thousandths tons Troy Weight United States money whole number write yards
Popular passages
Page 158 - RULE. — Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Page 296 - Raise the ratio to a power whose index is equal to the number of terms, from which subtract 1 ; divide the remainder by the ratio, less 1, and the quotient, multiplied by the first term, will be the answer.
Page 187 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Page 285 - A sphere is a solid, bounded by one continued convex surface, every point of which is equally distant from a point within, called the centre.
Page 287 - ... series. The numbers which form the series are called the terms of the series. The first and last terms are the extremes, and the other terms are called the means.
Page 136 - The greatest common divisor of two or more numbers is the greatest number "that will divide each of them without a remainder. Thus 6 is the greatest common divisor of 12, 18, and 24.
Page 138 - The least common multiple of two or more numbers is the least number that can be divided by each of them without a remainder ; thus 30 is the least common multiple of 10 and 15.
Page 251 - What is the first rule for finding the cost, when the selling price and the gain or loss per cent. are given * The second rule 1 6.
Page 142 - Dividing the numerator and denominator of a fraction by the same number does not alter the value of the fraction.
Page 274 - The square of the sum of two numbers is equal to the square of the first number plus twice the product of the first and second number plus the square of the second number.