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" To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers. "
An Elementary Arithmetic Designed for Academies and Schools: Also Serving as ... - Σελίδα 109
των George Roberts Perkins - 1855 - 347 σελίδες
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Elements of Arithmetic: For Schools and Academies. In which Decimal and ...

Pliny Earle Chase - 1844 - 246 σελίδες
...the quotient, and you will obtain the dividend. To divide any number by 10, 100, 1000, fyc., remove the decimal point as many places to the right as there are zeroes in the divisor. When there are zeroes at the right hand of the divisor, cut them off, and remove...

A New System of Arithmetic: In which is Explained and Applied to Practical ...

Calvin Tracy - 1845 - 298 σελίδες
....0625, or 6£ cts. NOTE. — To multiply a decimal by 10, 100, 1000, &c., it is necessary only to remove the decimal point as many places to the right as there are ciphers in the multiplier. 13. Multiply 1.56 by 10. Ans. 15.6. 14. Multiply 36.541 by 100. Ans. 3654.1. 15. Multiply .42 by 100....

A key to the commercial arithmetic

James Morrison (accountant.) - 1845 - 324 σελίδες
...multiplicand for it. (6.) Q. How do you multiply by 10, 100, 1000, or the like ? A. I have only to remove the decimal point as many places to the right as there are ciphers in the multiplier, annexing ciphers, if necessary, to make up the number of places. (7.) Q. How do you multiply decimals,...

A New Practical and Theoretical Arithmetic: In which in Addition to the ...

Horatio Nelson Robinson - 1845 - 310 σελίδες
...400 quills cost ? Am. $1.80. To multiply decimals by 10, 100, 1000, <S/-c., remove the decimal paint as many places to the right as there, are ciphers in the multiplier^ agreeably to Article 13. Removing the decimal point one figure to the right increases every figure...

An Elementary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - 1846 - 266 σελίδες
...Ans. 0.824 -f . 15. Divide 0.9009 by 0.4051. Ans. 2.223 + . 4O. We may, obviously, divide any decimal by 10, 100, 1000, &c., by removing the decimal point as many places to the left as there are ciphers in the divisor ; when tb«re are not so many figures to the left of the decimal...

The United States Arithmetic: Designed for Academies and Schools

William Vogdes - 1847 - 324 σελίδες
...the deficiency by prefixing ciphers. 3. To multiply by 10, 100, 1000, &c., we only have to remove the point as many places to the right, as there are ciphers in the multiplier. The reason of pointing off as many decimal places in the product, as there are in both factors, is...

The Elements of Arithmetic...: In which Decimal and Integral ..., Μέρος 2

Pliny Earle Chase - 1848 - 244 σελίδες
...the quotient, and you will obtain the dividend. To divide any number by 10, 100, 1000, fyc., remove the decimal point as many places to the right as there are zeroes in the divisor. When there are zeroes at the right hand of the divisor, cut them off, and remove...

An Elemtary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - 1849 - 346 σελίδες
...Ans. 0-824+. 15. Divide 0-9009 by 0-4051. Ans. 2-223 + . •57". We may, obviously, divide any decimal by 10, 100, 1000, &c., by removing the decimal point as many places to the left as there are ciphers in the divisor : when there are not so many figures at the left of the decimal...

An Elementary Arithmetic Serving as an Introduction to the Higher Arithmetic

George Roberts Perkins - 1850 - 364 σελίδες
...0-58. Ans. 0-824+. 15. Divide 0-9009 by 0-4051. Ans. 2-223+. 57. We may, obviously, divide any decimal by 10, 100, 1000, &c., by removing the decimal point as many places to the left as there are ciphers in the divisor ; when there are not so many figures at the left of the decimal...

A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach - 1851 - 280 σελίδες
...prefixed when placed on the left of the decimal, and 011 the right of the decimal point. 110. A decimal may be multiplied by 10, 100, 1000, &c., by removing the decimal point as many places towards the right. as there are ciphers in the multiplier. If there be not as many places, make the...




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