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 18
... 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 ... column , we first add the col- umn of units ; thus , 1 and 6 are 7 , and 2 are 9 ( units ) , and write down the ...
... 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 ... column , we first add the col- umn of units ; thus , 1 and 6 are 7 , and 2 are 9 ( units ) , and write down the ...
Σελίδα 19
... column of units , we carry or add the 1 ten to the column of tens ; thus , 1 added to 1 makes 2 , and 6 are 8 , and 4 are 12 ( tens ) , equal to 1 hundred and 2 tens . We write the 2 tens under the column of tens , and add the 1 hundred ...
... column of units , we carry or add the 1 ten to the column of tens ; thus , 1 added to 1 makes 2 , and 6 are 8 , and 4 are 12 ( tens ) , equal to 1 hundred and 2 tens . We write the 2 tens under the column of tens , and add the 1 hundred ...
Σελίδα 20
... column . Add , upward , all the figures in the column of units , and , if the amount be less than ten , write it underneath . But , if the amount be ten or more , write down the unit figure only , and add in the figure denoting the ten ...
... column . Add , upward , all the figures in the column of units , and , if the amount be less than ten , write it underneath . But , if the amount be ten or more , write down the unit figure only , and add in the figure denoting the ten ...
Σελίδα 24
... columns at a single 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 ...
... columns at a single 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 ...
Σελίδα 29
... column . Commencing at the right hand , subtract each figure of the subtra- hend from the figure above it . If any figure of the subtrahend is larger than the figure above it in the minuend , add 10 to that figure of the minuend before ...
... column . Commencing at the right hand , subtract each figure of the subtra- hend from the figure above it . If any figure of the subtrahend is larger than the figure above it in the minuend , add 10 to that figure of the minuend before ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
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.