Introduction to the National Arithmetic ...R.S. Davis, 1851 |
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Σελίδα 8
Benjamin Greenleaf. When two or more equal numbers are united , or a less num- ber follows a greater , the sum of the two represents their value ; as , XX , twenty ; VI , six . But when a less number is placed before a greater , the ...
Benjamin Greenleaf. When two or more equal numbers are united , or a less num- ber follows a greater , the sum of the two represents their value ; as , XX , twenty ; VI , six . But when a less number is placed before a greater , the ...
Σελίδα 20
... 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 the whole ? Ans . 79 dollars . OPERATION . Dollars . 42 16 In this example , having arranged the ...
... 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 the whole ? Ans . 79 dollars . OPERATION . Dollars . 42 16 In this example , having arranged the ...
Σελίδα 22
... less than ten , set it down under the column added . But , if the amount be ten or more , write down the unit figure only , and carry the figure denoting the ten or tens in the mind , and add it to the next column . 3. Proceed in this ...
... less than ten , set it down under the column added . But , if the amount be ten or more , write down the unit figure only , and carry the figure denoting the ten or tens in the mind , and add it to the next column . 3. Proceed in this ...
Σελίδα 28
... less 1 ? 13. From fifteen dollars , I paid five ; how many had I left ? 14. Sold a barrel of flour for eight dollars , and a bushel of wheat for two dollars ; what was the difference in ... less 5 ? 20 less 28 [ SECT . III . SUBTRACTION .
... less 1 ? 13. From fifteen dollars , I paid five ; how many had I left ? 14. Sold a barrel of flour for eight dollars , and a bushel of wheat for two dollars ; what was the difference in ... less 5 ? 20 less 28 [ SECT . III . SUBTRACTION .
Σελίδα 29
Benjamin Greenleaf. 33. How many are 20 less 5 ? 20 less 8 ? 20 less 9 ? 20 less 12 ? 20 less 15 ? 20 less 19❜ 34. Bought a horse for 60 dollars , and sold him for 90 dol- lars ; how much did I gain ? ILLUSTRATION . We may divide the ...
Benjamin Greenleaf. 33. How many are 20 less 5 ? 20 less 8 ? 20 less 9 ? 20 less 12 ? 20 less 15 ? 20 less 19❜ 34. Bought a horse for 60 dollars , and sold him for 90 dol- lars ; how much did I gain ? ILLUSTRATION . We may divide the ...
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Introduction to the National Arithmetic, on the Inductive System Benjamin Greenleaf Περιορισμένη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
20 per cent annuity answer barrels of flour Bought bushels called cancel ciphers circumference common denominator common difference common divisor compound interest compound numbers containing cords cost cube root cubic feet diameter discount dividend dollars equal EXAMPLES FOR PRACTICE factors farthings find the interest gain gallons Give the reason given number given sum greatest common divisor hogshead hundred improper fraction inches interest of $1 last term least common least common multiple less lower denomination lowest terms miles minuend mixed number molasses months multiplicand Multiply NOTE number of terms obtain paid payment pence present worth principal proportion quantity QUESTIONS quotient rate per cent ratio received Reduce remainder rule for finding sell shillings simple fraction sold square feet square rods square root subtract subtrahend thousand thousandths tons United States money vulgar fraction weight whole number write yards
Δημοφιλή αποσπάσματα
Σελίδα 209 - Compute the interest on the principal sum, from the time when the interest commenced, to the first time when a payment was made, which exceeds, either alone, or in conjunction with the preceding payments, if any, the interest at that time due ; add that interest to the principal, and from...
Σελίδα 8 - ... one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty forty fifty sixty seventy eighty ninety one hundred two hundred three hundred four hundred five hundred...
Σελίδα 277 - SPHERE is a solid bounded by one continued convex surface, every part of which is equally distant from a point within, called the centre.
Σελίδα 280 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Σελίδα 211 - 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 279 - ... 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.
Σελίδα 138 - Mnltiple of two or more numbers is a number that can be divided by each of them without a remainder; thus 12 is a common multiple of 3 and 4.
Σελίδα 158 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 211 - ... 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 as above...
Σελίδα 306 - To find the solidity, or volume, of a cylinder. RULE. — Multiply the area of the base by the altitude, and the product will be the solidity or volume.