A Complete System of Commercial Arithmetic, Its Application to the Principal Branches of Commerce According to the Existing Practices of Trade, & Numerous Rules for Facilitating & Performing Mental Calculations: With an App...
E. Wilson, 1837 - 337 páginas
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according added addition allowance Answer arbitrated balance bills bought Brokerage calculations called carry cent Centages charges Commission common Compound consider contained cost cube decimal denominator difference direct Discount divide dividend division divisor Dollar dwts equal EXAMPLE Exchange EXERCISES expressed farthings feet figures find the amount fraction gallons give given Gold grains greater Gross half Hamburg inches Insurance integer Interest Invoice less London lower Marks measure method months multiply Observe operation paid Paris pence places pounds Premium Principal proceeds proportion quantity quotient ratio received reckoned reduce remainder result root Rule selling shillings shipped side Silver simple sold square standard Statement Sterling Stock subtract taken Tare tens term third Troy units usual valuation weight whole number yards
Página 131 - To change a mixed number to an improper fraction, multiply the whole number by the denominator of the fraction and add the numerator.
Página 20 - ... 40 square rods, 1 square rood. 4 square roods, 1 square acre. 640 square acres, 1 square mile. 1 1 . Solid, or Cubic Measure. 1728 solid inches make 1 solid foot. 40 feet of round timber, oi > . . , , 50 feet of hewn timber, Î 1 ton or load...
Página 131 - To reduce an improper fraction to a whole or mixed number, — RULE : Divide the numerator by the denominator ; the quotient will be the whole or mixed number.
Página 21 - Measures. 1728 cubic inches make 1 cubic foot 27 cubic feet - 1 cubic yard...
Página 142 - Rule. — Multiply the numerators together for the numerator of the product, and the denominators together for the denominator of the product.
Página 133 - Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator.
Página 204 - The sum of all the terms. Any three of which being given, the other two may be found.
Página 52 - Multiply the whole number by the numerator of the fraction, and divide the product by the denominator ; or divide the whole number by the denominator of the fraction, and multiply the quotient by the numerator.