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" To multiply a whole number by a fraction, or a fraction by a -whole number, RULE. "
Improvement to Palmer's Endless Self-computing Scale and Key: Adapting it to ... - Σελίδα 17
των John E. Fuller - 1846 - 72 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1822 - 532 σελίδες
...-J, -f of -J, and 3,i ? Ans. 1{A. .Inoihtr method for the Multiplication of mixed Quantities. CASE I. To multiply a whole number by a fraction, or a fraction by a -whole number, RULE. Multiply the whole number by the numerator of the fraction and divide the product by the denominator...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1822 - 532 σελίδες
...J-, 4 of J, and 3£ ? 9 Ans. 1{J. Another method for the Multiplication of mixed Quantities. CASE I. To multiply a whole number by a fraction, or a fraction by a ;; '«//i number. RULE. Multiply the whole number by the numerator of the fraction and divide the product...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1832 - 532 σελίδες
...|, f of f , and ЗА ? Ans. If'. Another method for the Multiplication of mixed Quantities. CASE I. To multiply a whole number by a fraction, or a fraction by л -Jíhole number. RULE. Multiply the whole number by the numerator of the fraction and divide the...

Practical Mercantile Arithmetic: In which the Theory and Practice of ...

Luther Ainsworth - 1837 - 272 σελίδες
...multiplier is less than 1. CASE FIRST. Q. What is the first case in Multiplication of Fractions ? A. To multiply a whole number by a fraction, or a fraction by a whole number. Q. What is the RULE in this case ? A. If the numerator of the fraction be one, as 4, \, 4, &c. divide...

Palmer's Pocket Scale: With Rules for Its Use in Solving Arithmetical and ...

Aaron Palmer - 1845 - 48 σελίδες
...is in | how many times ? Place 2 opposite 1; opposite 8 is 16. This, placed opposite 7, makes ,7(j , the answer. To MULTIPLY A WHOLE NUMBER BY A FRACTION,...NUMBER. RULE. — Place the numerator found on the cir. cular, opposite the denominator ; then opposite the whole number is the answer. NB — Whenever...

The Columbian Calculator; Being a Practical and Concise System of Decimal ...

Almon Ticknor - 1846 - 264 σελίδες
...Multiply 7i by 91. 83. Multiply I by 5|. 5f =V7 ; fx V7=l 84. Multiply 5 1 by |. ' Ans. 69 Ans. J. To multiply a whole number by a fraction, or a fraction by a whole number. RULE. Multiply the whole number by the numerator of the fraction, and divide the product by the denominator...

The National Arithmetic, on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1849 - 360 σελίδες
...13. Multiply A by e- Ans. -ft. 14. Multiply £ by •&. Ans. 15. Multiply ^ by •£,&. . CASE II. To multiply a whole number by a fraction, or a fraction by a whole number. 1. If a man earn £ of a dollar in one day, how much will he earn in 9 days ? OPERATION. To analyze...

The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1850 - 360 σελίδες
...Ans. ^. 12. Multiply |. by if. Ans. -^. 14. Multiply | by -ft. Ans. 15. Multiply & by $&• A CASE II. To multiply a whole number by a fraction, or a fraction by a whole number. I. If a man earn £ of a dollar in one day, how much will he earn 11. c) days ? jXf = ^r=$7£ Ans....

The civil service arithmetic. [With] A key, Βιβλίο 1

Robert Johnston (F.R.G.S.) - 1863
...includes the multiplication of whole numbers, for 2x3 = sxf =f = 6. It also includes the multiplication of a whole number by a fraction, or a fraction by a whole number ; in either case, we write the whole number in a fractional form and multiply. Thus, | x 3 =§ x |...

The civil service arithmetic. [With] A key. [With] A key, Τόμος 1

Robert Johnston (F.R.G.S.) - 1879
...the multiplication of whole numbers, for 2x3 = 2 xs=e — 6. It also includes the multiplication of a whole number by a fraction, or a fraction by a whole number ; in either case, we write the whole number in a fractional form and multiply. Thus, fx 3 =| x ?= «=2J=2J,...




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