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Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the ... - Page 131
1817 - 198 pages

## A New Introduction to the Mathematicks: Being Essays on Vulgar and Decimal ...

Benjamin Donne - Algebra - 1758 - 430 pages
...may be writ 4» and 5 may be writ \. 561. Cafe 2. To reduce a mixed Number into an improper Fraction. Multiply the whole Number by the Denominator of the Fraction, and add in the Numerator of the Fraction, the Product will be a • Numerator ; under which place the Denominator...

## Mathematics: Compiled from the Best Authors and Intended to be the ..., Volume 1

Mathematics - 1801 - 444 pages
...4>'°* . i » 9 3 79' CASE II. JT» redtffe. a mixed numbtr to Its equivaltn! improper fraction* RULE.* Multiply the whole 'number by the denominator of the fraction, and add the numerator to the product, then tint sum written above the denominator will form the fraction I-equired. |. Reduce 27^- to its...

## A Course of Mathematics ...: Designed for the Use of the Officers ..., Volume 1

Isaac Dalby - Mathematics - 1807 - 476 pages
...number to its equivalent improper fraction. 42. THIS operation is the reverse of the former; therefore multiply the whole number by the denominator of the fraction, and add the numerator to the product, then place the sum over the denominator for the fraction required. Example. Reduce 22£ j to an improper...

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

Nicolas Pike - Arithmetic - 1809 - 312 pages
...divided : T.'.v,: = . CASE II. To redact a mixed number to its equivalent improper Jraftion. RULE.* Multiply the whole number by the denominator of the fraction, and add the numerator of the fraction to the product ; under which fubjoin the denominator, and it will form the fraction...

## The Teachers Assistant. Or, A System of Practical Arithmetic: Wherein the ...

Arithmetic - 1811 - 210 pages
...200 60. Kesuit 5?T, ^^g, |Tff, 256. CASE 3. To reduce a mixed number to an improper fraction. RULE. I Multiply the whole number by the denominator of the...the- numerator to the product for a new numerator, which place over the given denominator. • EXAMPLES. 1.- Reduce 12| to an improper fraction. Result...

## A Complete System of Theoretical and Mercantile Arithmetic: Comprehending a ...

George G. Carey - Arithmetic - 1818 - 602 pages
...denominator, for a numerator tu the given denominator; if the whole number has a fraction annexed to it, multiply the whole number by the denominator of the...fraction, and add the numerator to the product, for a numerator to the given denominator. EXAMPLE I. Reduce 7 to an improper fraction. 7=T EXAMPLE II. Reduce...

## Logarithmick Arithmetick: Containing a New and Correct Table of Logarithms ...

Arithmetic - 1818 - 264 pages
...lowest terms. Ans. |J CASE II. To reduce a Mixed Number to its equivalent improper fraction . RULE. Multiply the whole number by the denominator of the fraction, and add the numerator to the product, then that sum written above the denominator will form the fraction required. EXAMPLES. 1. Reduce 25f...

## Conversations on Arithmetic, with Demonstrations to Each Rule

Leonard Pierce - Arithmetic - 1823 - 170 pages
...and im* ^er fractions to mixed or whole numbers. To reduce a mixed number to an improper fraction. Multiply the whole number by the denominator of the fraction, and add the numerator to the product ; then that sum written above the denominator will form the fraction required. Reduce 127T\ to an improper...