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" Reduction is the process of changing the denomination of a number without altering its value. "
The New American Arithmetic - Page 22
by Samuel Mecutchen, George Mornton Sayre - 1877
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Practical Arithmetic, by Induction and Analysis

Joseph Ray - Arithmetic - 1857 - 348 pages
...Testaments, ....... 31 do. Rsc'd Payment, & BaADFOHD, $158.88 REDUCTION OF COMPOUND NUMBERS. ART. 77. Reduction is the process of changing the denomination of a number, without altering its value. Ex. — Since 3 feet make 1 yard, yards may be changed to feet by multiplying by 3; and, feet to yards,...
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Practical Arithmetic, by Induction and Analysis

Joseph Ray - Arithmetic - 1857 - 358 pages
...31 do. Jted Payment, £&" For Fractional Exercises ia "0. S. DEDUCTION OF COMPOUND NUMBERS. ART. 77. Reduction is the process of changing the denomination of a number, without altering its value. Ex. — Since 3 feet make 1 yard, yards may be changed to feet by multiplying by 3 ; and, feet to yards,...
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Ray's New Practical Arithmetic: A Rev. Ed. of the Practical Arithmetic

Joseph Ray - Arithmetic - 1877 - 402 pages
...operations with compound numbers are Reduction, Addition, Subtraction, Multiplication, and Division. 2. Reduction is the process of changing the denomination of a number without altering its value. Thus, 5 yards may be changed to feet; for, in 1 yard there are 3 feet; then, in 5 yards there are 5...
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The Rudiments of Written Arithmetic: Containing Slate and Black-board ...

Horatio Nelson Robinson - Arithmetic - 1877 - 210 pages
...Month. Month. Month. Month. Month. Month. 10 Days = 6 Days = 5 Days = 3 Days = 2 Days = SEDUCTION. 167. Reduction is the process of changing the denomination of a number, without altering its value. 168. Reduction Descending is changing a number of one denomination to another denomination of less...
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Ray's New Practical Arithmetic: A Rev. Ed. of the Practical Arithmetic

Joseph Ray - Arithmetic - 1877 - 350 pages
...with compound numbers are Reduction, Addition, Subtraction, Multiplication, and Division. 2. Beduction is the process of changing the denomination of a number without altering its value. Thus, 5 yards may be changed to feet; for, in 1 yard there are 3 feet; then, in 5 yards there are 5...
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Methods in Written Arithmetic

John Williston Cook - Arithmetic - 1883 - 200 pages
...the money in this country wen divided equally among the inhabitants about how much would each have ? REDUCTION. Reduction is the process of changing the denomination of a number without changing its value. There are two forms of reduction. Reduction Ascending is the process of changing...
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Illinois School Journal: A Monthly Magazine for Teachers and ..., Volume 8

Education - 1888 - 768 pages
...231 cubic inches, and the avoirdupois pound the weight of about 27^ cubic inches of distilled water. Reduction is the process of changing the denomination of a number without changing its value. Obviously the only reductions possible are to a higher or to a lower denomination....
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Robinson's New Rudiments of Arithmetic

Horatio Nelson Robinson - Arithmetic - 1892 - 236 pages
...money, for one month, is $ 20. How much is the interest for 6 days ? For one year ? REDUCTION. 167. Reduction is the process of changing the denomination of a number, without altering its value. 168. Reduction to Lower Denominations is the process of changing a number of one denomination to other...
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Elementary Arithmetic

John Williston Cook, Nebraska C. Cropsey - Arithmetic - 1893 - 316 pages
...composed of units of two or more denominations which are reducible to units of the same denomination. 3. Reduction is the process of changing the denomination of a number without changing its value. Changing denominate numbers to lower denominations is called Reduction Descending....
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The New Elementary Arithmetic

John Williston Cook, Nebraska Cropsey - Arithmetic - 1899 - 330 pages
...composed of units of two or more denominations which are reducible to units of the same denomination. 3. Reduction is the process of changing the denomination of a number without changing its value. Changing denominate numbers to lower denominations is called Reduction Descending....
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