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 & Company, 1857 - 324 σελίδες |
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... Common Schools and Academies Benjamin Greenleaf. CONTENTS . .240 .245 MISCELLANEOUS QUESTIONS , . ARITHMETIC ... Denominator , . Addition of Common Fractions , . 129 130 . 131 . . 131 . 133 . 136 . 136 138 · • 140 • . 142 . 146 . 148 ...
... Common Schools and Academies Benjamin Greenleaf. CONTENTS . .240 .245 MISCELLANEOUS QUESTIONS , . ARITHMETIC ... Denominator , . Addition of Common Fractions , . 129 130 . 131 . . 131 . 133 . 136 . 136 138 · • 140 • . 142 . 146 . 148 ...
Σελίδα 140
... Common Schools and Academies Benjamin Greenleaf. EXAMPLES FOR PRACTICE . 2. What is the least common multiple of 7 , 14 , 21 , and 15 ? Ans . 210 . OPERATION . 77 14 21 ... Common Fractions, A Common Denominator, Addition of Common Fractions,
... Common Schools and Academies Benjamin Greenleaf. EXAMPLES FOR PRACTICE . 2. What is the least common multiple of 7 , 14 , 21 , and 15 ? Ans . 210 . OPERATION . 77 14 21 ... Common Fractions, A Common Denominator, Addition of Common Fractions,
Σελίδα 141
... Common Schools and Academies Benjamin Greenleaf. The denominator shows into how many parts the whole number is divided , and gives a name to the fraction . The numerator shows how many of these parts are taken , or expressed by the ...
... Common Schools and Academies Benjamin Greenleaf. The denominator shows into how many parts the whole number is divided , and gives a name to the fraction . The numerator shows how many of these parts are taken , or expressed by the ...
Σελίδα 142
... Common Schools and Academies Benjamin Greenleaf. ART . 133. From what has preceded , we perceive that the value of a fraction is the quotient arising from the division of the numerator by the denominator , or from the expression of this ...
... Common Schools and Academies Benjamin Greenleaf. ART . 133. From what has preceded , we perceive that the value of a fraction is the quotient arising from the division of the numerator by the denominator , or from the expression of this ...
Σελίδα 143
... denominator of the frac- tion , and to the product add the numerator , and place the sum over the given denominator . NOTE . To reduce a whole number to a fraction of the same ... COMMON FRACTIONS .
... denominator of the frac- tion , and to the product add the numerator , and place the sum over the given denominator . NOTE . To reduce a whole number to a fraction of the same ... COMMON FRACTIONS .
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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 QUESTIONS.-Art 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
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Σελίδα 158 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 145 - 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 155 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 132 - RULE. — Divide the given number by any prime number, greater than 1, that will divide it, and the quotient, if a composite number, in the same manner; and continue dividing until a prime number is obtained for a quotient. The several divisors and the last quotient will be the prime factors required.
Σελίδα 189 - 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 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.
Σελίδα 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.
Σελίδα 86 - Weight is used in mixing medicines. TABLE. 20 Grains (gr.) make 1 Scruple, sc. or B 3 Scruples " 1 Dram, dr. or 3 8 Drams
Σελίδα 231 - Boston $1000, $250 of which is to be paid in 4 months, $350 in 8 months, and the remainder in 12 months ; what is the average time for the payment of the whole sum"?
Σελίδα 231 - Multiply each payment by the time before it is due, then divide the sum of the products by the sum of the payments, and the quotient will be the true time required.