An Introductory Arithmetic

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Silver, Burdett and Company, 1903 - Arithmetic - 256 pages
 

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Page 148 - To reduce fractions to their lowest terms. A fraction is in its lowest terms when its numerator and denominator are prime to each other; that is, when both terms have no common divisor.
Page 222 - 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.
Page 207 - Measures of Time. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk...
Page 253 - A common brick is 8 in. long, 4 in. wide, and 2 in. thick; how many square inches are there in its surface?
Page 215 - LENGTH 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5| yards = 1 rod (rd.) 320 rods = 1 mile (mi.) 1 mile = 1,760 yd.
Page 75 - At 8 cents a pound, how many pounds of sugar can be bought for 48 cents ? For 50 cents ? For 58 cents ? For 62 cents ? For 64 cents ? 29.
Page 202 - TABLE. 12 Units = 1 Dozen . . . doz. 12 Dozen = 1 Gross . . . gro. 12 Gross = 1 Great Gross . G. gro. 20 Units = 1 Score . . . sc.
Page 195 - Ib., and cork is .24 times as heavy as water; what is the weight of a cubic foot of cork ? 7.
Page 226 - 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...
Page 211 - 1 Hundred-weight, " >cwt. 20 Hundred-weight " 1 Ton,

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