An Elementary Arithmetic

Εξώφυλλο
Ginn & Company, 1901 - 280 σελίδες

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Σελίδα 153 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 160 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30£ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 156 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 155 - Troy weight is used in weighing gold, silver, and precious stones. TABLE. 24 grains (gr.) = 1 pennyweight (dwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.).
Σελίδα 159 - PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the centre.
Σελίδα 166 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 176 - 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; under this sum write the denominator.
Σελίδα 147 - If the divisor is a whole number, and ends in zeros, we may cut off the zeros from the divisor, and move the decimal point in the dividend as many places to the left as there are zeros cut off'.
Σελίδα 154 - Avoirdupois Weight is used in weighing all articles except gold, silver, and precious stones. TABLE. 16 ounces (oz.) = 1 pound (lb.). 100 pounds = 1 hundredweight (cwt.). 2000 pounds = 1 ton (t.). The long ton is used in the United States Custom Houses and in wholesale transactions in iron and coal.
Σελίδα 181 - If the numerator and denominator of a fraction be multiplied by the same number, the value of the fraction is not altered.

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