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" Decimals increase from right to left, and decrease from left to right, in a tenfold ratio; and therefore they may be added, subtracted, multiplied, and divided in the same manner as whole numbers. "
A Business Arithmetic - Page 64
1893
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Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - Arithmetic - 1848 - 322 pages
...thousands, 512. IF O. From the foregoing we deduce the following principles : — Numbers increase from right to left, and decrease from left to right, in a ten-fold proportion ; and it is A FUNDAMENTAL LAW OF THE ARABIC NOTATION ; that, Questions. — f 9. How do...
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Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - Arithmetic - 1848 - 324 pages
...thousands, 512. IT 9. From the foregoing we deduce the following principles : — Numbers increase from right to left, and decrease from left to right, in a ten-fold ratio ; and it is A FUNDAMENT4L LAW OF THE ARABIC NOTATION ; that, Questions. — IT 9. How dp numbers increase...
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Arithmetic, in which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - Arithmetic - 1848 - 342 pages
...thousands, 512. IT 9. From the foregoing we deduce the following principles : — Numbers increase from right to left, and decrease from left to right, in a ten-fold ratio ; and it is A FUNDAMENTAL LAW OF THE ARABIC NOTATION; that, Questions. — If 9. How do numbers increase...
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Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - Arithmetic - 1848 - 322 pages
...463 thousand, 512. IT 9. From the foregoing we deduce the following principles : — Numbers increase from right to left, and decrease from left to right, in a ten-fold proportion ; and it is A FUNDAMENTAL LAW OF THE ARABIC NOTATION ; that, Questions. — IT 9. How do...
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The Progressive Practical Arithmetic: Containing the Theory of Numbers, in ...

Horatio Nelson Robinson - Arithmetic - 1859 - 352 pages
...of notation is based upon the following TWO GENERAL LAWS. I. Th", different orders of units increase from right to left, and decrease from left to right, in a tenfold ratio. II. Every removal of a figure one place to the left, increases its local value tenfold ; and every...
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The Progressive Higher Arithmetic, for Schools, Academies, and Mercantile ...

Horatio Nelson Robinson - Arithmetic - 1860 - 444 pages
...by applying the ten figures to different orders of units. II. The different orders of units increase from right to left, and decrease from left to right, in a tenfold ratio. III. Every removal of a figure one place to the left, increases its local value tenfold; and every...
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Adams's Improved Arithmetic: Arithmetic, in which are Combined the Analytic ...

Daniel Adams - Arithmetic - 1861 - 452 pages
...figures is called Numeration. 3. From the foregoing we deduce the following principles : Numbers increase from right to left, and decrease from left to right, in a tenfold proportion ; and it is A FUNDAMENTAL LAW OF THE ARABIC NOTATION — that, I. Removing any figure one...
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The Rudiments of Written Arithmetic: Containing Slate and Black-board ...

Horatio Nelson Robinson - Arithmetic - 1866 - 200 pages
...applying the ten figure* to the different orders of units. IT. The different orders of units increase from right to left, and decrease from left to right, in a tenfold ratio. III. Every removal of a figure one place to the left, increases its local value tenfold; and every...
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Practical Arithmetic, Embracing the Science of Numbers and the Art of ...

John Fair Stoddard - Arithmetic - 1868 - 428 pages
...as to denote the different orders of units of that number. 2. The different orders of units increase from right to left, and decrease from left to right, in a tenfold ratio. 3. Each removal of a figure one place to the left, increases its value tenfold ; and each removal of...
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Stoddard's Complete Arithmetic: Being the New Practical Arithmetic of the ...

John Fair Stoddard - Arithmetic - 1888 - 480 pages
...as to denote the different orders of units of that number. 2. The different orders of units increase from right to left, and decrease from left to right, in a tenfold ratio. 3. Each removal of a figure one place to the left, increases its value tenfold ; and each removal of...
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