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" To multiply one decimal by another, multiply the figures as in whole numbers, and point off' as many decimal places in the .product as there are in the multiplier and the multiplicand together. "
Arithmetic - Seite 100
von Charles Elsee - 1866 - 275 Seiten
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The Elements of Algebra: Designed for the Use of Students in the University

James Wood - 1815 - 305 Seiten
...MULTIPLICATION. (38.) To multiply one decimal by another, multiply the figures as in whole numbers, and point off' as many decimal places in the .product as there are in the multiplier and the multiplicand together. = (according to the decimal notation) 235.98. And a similar proof may be...
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Arithmetic: Being a Sequel to First Lessons in Arithmetic

Warren Colburn - 1824 - 267 Seiten
...evident from what we have seen in adding and subtracting decimals, that in this case there must be as many decimal places in the product, as there are in the multiplicand. It may • perhaps be more satisfactory if we analyze it. 7 times 5 thousandths are 35...
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The Elements of Algebra ...

James Wood - 1825 - 305 Seiten
...MULTIPLICATION. (38.) To multiply one decimal by another, multiply the figures as in whole numbers, and point off as many decimal places in the product as there are in the multiplier and multiplicand together. E, ,„„«. = (according to the decimal notation) 235.98. And a similar proof may be given in all...
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Arithmetic Upon the Inductive Method of Instruction: Being a Sequel to ...

Warren Colburn - 1826 - 245 Seiten
...evident from what we have seen in adding and subtracting decimals, that in this case there must be as many decimal places in the product, as there are in the multiplicand. It may perhaps be more satisfactory if we analyze it. 7 times 5 thousandths are 35 thousandths,...
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Arithmetic Upon the Inductive Method of Instruction ...: Stereotyped at the ...

Warren Colburn - 1829
...evident from what we have seen in adding and subtracting decimals, that in this case there must be as many decimal places in the product, as there are in the multiplicand. It may perhaps be more satisfactory if we analyze it. 7 'times 5 thousandths are 35 thousandths,...
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The Common School Arithmetic: Prepared for the Use of Academies and Common ...

Charles Davies - 1833 - 270 Seiten
...quotient will produce the dividend. But when decimal fractions are multiplied together there will be as many decimal places in the product as there are in the multiplier and multiplicand § 167. Therefore the dividend must contain as many decimal places as the divisor and quotient together....
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The elements of algebra

James Wood - 1841 - 305 Seiten
...MULTIPLICATION. 46. To multiply one decimal by another multiply the ßgures as in whole numbers, and point off as many decimal places in the product as there...are in the multiplier and multiplicand together. Ex. 51-3x4-6 = 235-98. 513 46 23598 ,. , , 1« or x — = - — — = (according to the decimal nota10...
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A key to the commercial arithmetic

James Morrison (accountant.) - 1845 - 80 Seiten
...necessary to be pointed off? A. I prefix ciphers to make up the deficiency. (3.) Q. Why do you point off as many decimal places in the PRODUCT, as there are in both factors ? A. The reason is, that the operation here is the same as in Multiplication of Vulgar...
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Book-keeping, by single and double entry

Alexander Gordon Henderson - 1847 - 174 Seiten
...same as Д, or .1 as before. The rule for the placing of the decimal point is to have as many decimals in the product as there are in the multiplier and multiplicand together. Thus in .5 X -2, the figures of the product 10 are both decimals, there being two decimals, .5 and...
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The United States Arithmetic: Designed for Academies and Schools

William Vogdes - 1847 - 256 Seiten
...proceed if the product has .lot so many places as are necessary to be pointed off? Q. Why do you point off as many decimal places in the product as there are in both factors ? Q. How do you multiply by 10, 100, 1000, or the like ? DIVISION OF DECIMALS. § 04....
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