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" ... move the decimal point as many places to the right as there are ciphers in the multiplier. "
The Elements of Arithmetic ... in which Decimal and Integral Arithmetic are ... - Page 18
by Pliny Earle Chase - 1844
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The Manufacture of Pulp and Paper: A Textbook of Modern Pulp and ..., Volume 1

Joint Textbook Committee of the Paper Industry - Paper industry - 1921 - 472 pages
...ten-thousands. From this, it is evident that any number may be multiplied by a power of 10 by moving (shifting) the decimal point as many places to the right as there are ciphers in the power or indicated by the exponent of 10. Thus, 3.1416 X 102 = 3.1416 X 100 = 314.16;...
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Rapid Arithmetic: Quick and Special Methods in Arithmetical Calculation

Thomas O'Conor Sloane - Arithmetic - 1922 - 208 pages
...fractions thus: YS X 1o=1%'or 1%. In general any multiplication by a decimal multiplier is done by moving the decimal point as many places to the right as there are ciphers in the multiplier. by the annexing of ciphers on the right hand of the number, amounts to a...
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Rapid Arithmetic: Quick and Special Methods in Arithmetical Calculation

Thomas O'Conor Sloane - Arithmetic - 1922 - 214 pages
...fractions thus: YS X 1o=1% ;or 1%. In general any multiplication by a decimal multiplier is done by moving the decimal point as many places to the right as there are ciphers in the multiplier. In the case of whole numbers the multiplication effected by the annexing...
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Junior Training for Modern Business, Part 1

John George Kirk, Mary A. Waesche - Business - 1925 - 402 pages
...there are zeros in the multiplier. 3.9 X 100 = 390 When the multiplicand is a decimal fraction, move the decimal point as many places to the right as there are zeros in the multiplier. Multiply as indicated. (a) 156 X 10 (e) 142.1 X 1000 (i) 7.642 X 100 (b) 742...
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The New Everyday Arithmetic, Volume 2

Franklin Sherman Hoyte, Harriet E. Peet - Arithmetic - 1927 - 392 pages
...point moved in multiplying a number by 1000? To multiply a decimal by ten or a multiple of ten, move the decimal point as many places to the right as there are zeros in the multiplier. [Use pencil for writing answers only] 3. Multiply $2.25 by 10; 1.75 Ib. by...
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Teaching Arithmetic in the Intermediate Grades

Robert Lee Morton - Arithmetic - 1927 - 370 pages
...move the point two places to the rights; etc. In general, when we multiply by a power of 10, we move the decimal point as many places to the right as there are zeros in the multiplier. The teacher should provide sufficient practice on examples of this type to...
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Practical Arithmetic, by Induction and Analysis

Joseph Ray - Arithmetic - 1857 - 340 pages
...millionth. Ans. .04 19. . 09375 by 1 & 64 millionths. Ans. .093756 1000, &c., may be shortened by removing the decimal point as many places to the right, as there are ciphers in the multiplier: and, If there be not so many figures on the right of the point, annex ciphers...
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The Iowa Normal Monthly, Volume 10

Education - 1886 - 552 pages
...— As the multiplier is always ten, or some power of ten, the multiplication is effected by removing the decimal point as many places to the right as there are decimal places in the divisor. PROBLEM I. — Divide .0225 by 1.2. i.2).Q225 Explanation — Multiplying...
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