The Teacher's Assistant: Or, a System of Practical Arithmetic: Wherein the Several Rules of that Useful Science are Illustrated by a Variety of Examples, a Large Proportion of which are in Federal Money. The Whole Designed to Abridge the Labour of Teachers, and to Facilitate the Instruction of Youth
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acres amount annuity annum answer Bought Bring bushels cents cloth common Compound contained cost cube root currency decimal denomination difference divide dividend Division divisor dollars dols drams English equal EXAMPLES exchange Facit farthings Federal Money feet figures fourths fraction gain gallons given grains greater gross half hand hogsheads hundred inches interest less linen lower MEASURE merchant miles millions mixed months Multiply nails neat weight Note ounces paid payment pecks pence Pennsylvania penny perches person pieces pint pounds present worth principal PROOF proper proportion quantity quarters quarts quotient ratio receive Reduce remainder Result RULE share shillings Simple single sold square root sterling Subtract sugar Suppose tare tens third thousand units weeks weight whole yards yearly
Página 172 - When the two extremes and number of terms are given, to find the common difference. RULE. Divide the difference of the extremes by the number of terms, less one; the quotient will be the common difference.
Página 136 - To reduce any given quantity to the fraction of any greater denomination of the same kind. RULE. Reduce the given quantity to the lowest term mentioned for a numerator; then reduce the integral part to the same term, for.
Página 74 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Página 157 - Subtract the square number from the left hand period, and to the remainder bring down the next period for a dividend.
Página 131 - 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.
Página 31 - Scale: 4 farthings (far.) = 1 penny (d.); 12 pence = 1 shilling (s.) ; 20 shillings — 1 pound (£). 156.
Página 157 - RULE. 1. Separate the given number into periods of two figures, each, beginning at the units place.
Página 129 - The number above the line is called the numerator, and that below the line the denominator. The denominator...