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 AcademiesRobert S. Davis, 1858 - 324 σελίδες |
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Σελίδα 17
... Bought four loads of hay ; the first cost 15 dollars , the second 12 dollars , the third 20 dollars , and the fourth 17 dol lars ; what was the price of the whole ? 16. Gave 55 dollars for a horse , 40 dollars for a wagon , and 17 ...
... Bought four loads of hay ; the first cost 15 dollars , the second 12 dollars , the third 20 dollars , and the fourth 17 dol lars ; what was the price of the whole ? 16. Gave 55 dollars for a horse , 40 dollars for a wagon , and 17 ...
Σελίδα 18
... bought a watch for 42 dollars , a coat for 16 dollars , and a set of maps for 21 dollars ; what did he pay for the whole ? Ans . 79 dollars . OPERATION . Dollars . 42 16 21 Having arranged the numbers so that all the units of the same ...
... bought a watch for 42 dollars , a coat for 16 dollars , and a set of maps for 21 dollars ; what did he pay for the whole ? Ans . 79 dollars . OPERATION . Dollars . 42 16 21 Having arranged the numbers so that all the units of the same ...
Σελίδα 19
... bought 125 sheep of one and of a third 311 ; how many did he buy ? Ans . 868 sheep . ART . 21. Method of 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 ...
... bought 125 sheep of one and of a third 311 ; how many did he buy ? Ans . 868 sheep . ART . 21. Method of 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 ...
Σελίδα 23
... bought a farm for 1728 dollars , and sold it so as to gain 375 dollars ; how much did he sell it for ? Ans . 2103 dollars . For the first he 52. A merchant bought five pieces of cloth . gave 376 dollars , for the second 198 dollars ...
... bought a farm for 1728 dollars , and sold it so as to gain 375 dollars ; how much did he sell it for ? Ans . 2103 dollars . For the first he 52. A merchant bought five pieces of cloth . gave 376 dollars , for the second 198 dollars ...
Σελίδα 27
... Bought a horse for 60 dollars , and sold him for 90 dol- lars ; how much did I gain ? ILLUSTRATION . - We may divide the two prices of the horse into tens , and subtract the greater from the less . Thus 60 equals 6 tens , and 90 equals ...
... Bought a horse for 60 dollars , and sold him for 90 dol- lars ; how much did I gain ? ILLUSTRATION . - We may divide the two prices of the horse into tens , and subtract the greater from the less . Thus 60 equals 6 tens , and 90 equals ...
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annexed annuity barrels of flour bill Bought bushels called cancel ciphers circumference column common denominator common difference common fraction composite number compound interest compound numbers containing cost cube root cubic feet currency decimal diameter discount Divide the product dividend division equal EXAMPLES FOR PRACTICE farthings find the interest gallons Give the reason given number given sum greatest common divisor Hence hogshead 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 fraction simple numbers sold solid square feet square root subtract subtrahend tens thousand thousandths tons Troy Weight United States money whole number write yards
Δημοφιλή αποσπάσματα
Σελίδα 141 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Σελίδα 151 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 185 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Σελίδα 281 - 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.
Σελίδα 205 - 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...
Σελίδα 181 - Place the subtrahend under the minuend, so that the decimal points will be directly under each other. Subtract as in whole numbers, and place the decimal point in the remainder directly under the decimal points above.
Σελίδα 132 - 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.
Σελίδα 134 - 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.
Σελίδα 205 - But if any payments 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 together.
Σελίδα 154 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.