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" To reduce a mixed number to an improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the given numerator. "
A Practical Introduction to Arithmetic: Or, The Teacher of Arithmetic's ... - Σελίδα 50
των Charles Marshall - 1789 - 100 σελίδες
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A New Introduction to the Mathematicks: Being Essays on Vulgar and Decimal ...

Benjamin Donne - 1758 - 372 σελίδες
...not divide. Thus 3 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...

The British Youth's Instructor: Or, A New and Easy Guide to Practical ...

Daniel Fenning - 1765 - 338 σελίδες
...56 divided by 8 is equal to 7. SECTION II. REDUCTION of VULGAR FRACTIONS. CASE I. To reduce a Mixt Number to an Improper Fraction. MULTIPLY the whole number by the Denominator of the Fraftion, and take in the Numerator befides ; then place the Denominator under the Produft and it is...

The shipwright's vade-mecum [by D. Steel].

David Steel - 1805
...a mixt number to an improper fraction, and an improper fraction to a mixt number. RULE. To find the improper fraction, multiply the whole number by the denominator of the fraction adjoined ; to the product add the numerator of the adjoined fraction ; the sum, with the denominator...

The Complete Practical Arithmetician: Containing Several New and Useful ...

Thomas Keith - 1822 - 332 σελίδες
...under it for a denominator. Thus, :'! — •;. Prop. 4. To reduce a mixed number to it» equivalent improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the numerator ; tiiis sum, written above the denominator, will form the frac,tion...

Conversations on Arithmetic, with Demonstrations to Each Rule

Leonard Pierce - 1823 - 156 σελίδες
...numerators exceed the denominator ; 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...

Arithmetic: Being a Sequel to First Lessons in Arithmetic

Warren Colburn - 1824 - 267 σελίδες
...y/. ->>; Hence to reduce a whole number to an improper 'fraction with a given denominator, or a mixed number to an improper fraction : multiply the whole number by the denominator, and if it is a mixed number add the numerator of the fraction, and write the result over the.' denominator.^...

Arithmetic Upon the Inductive Method of Instruction: Being a Sequel to ...

Warren Colburn - 1826 - 245 σελίδες
...Ans. T*-7. Hence to reduce a whole number to an improper fraction with a given denominator, or a mixed number to an improper fraction : multiply the whole number by the denominator, and if it is a mixed number add the numerator of the fraction, and write the result over the denominator....

The Federal Calculator: Or, A Concise System of Practical Arithmetic

William Slocomb - 1828 - 137 σελίδες
...=lf Ans. • 72)144(2 144 6. Reduce -f^- to its lowest terms. Ans.' J. j II. To reduce a mixed numder to an improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the numerator, for a new numerator, and place it over the denominator. Note....

Arithmetic Upon the Inductive Method of Instruction ...: Stereotyped at the ...

Warren Colburn - 1829
...Ans. Vs7Hence to reduce a whole number to an improper fraction with a given denominator, or a mixed number to an improper fraction : multiply the whole number by the denominator, and if it is a mixed number add the numerator of the fraction, and write the result over the denominator....

The Arithmetical Manual

Samuel Read Hall - 1832 - 288 σελίδες
...to 3. We then have 21 sevenths -)- 4 sevenths, = 25 sevenths or Zf-. Ans. Hence, to reduce a mixed number to an improper fraction, multiply the whole number by the denominator of the fraction, and to the product add the numerator ; this sum written over the denominator will form the fraction...




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