Greenleaf's Primary Arithmetic

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Robert S. Davis & Company, 1854 - Mental arithmetic - 144 pages
 

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Page 84 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Page 53 - If 18 men can do a piece of work in 90 days, how long will it take one man to do the same ? 7.
Page 96 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Page 98 - TABLE. 60 Seconds, (". ) . . make . . 1 Minute, marked '. 60 Minutes 1 Degree, . . . . . 30 Degrees 1 Sign, S. 12 Signs, or 360 Degrees, the whole Grea* Circle of the Zodiac.
Page 139 - PROOF. — Multiply the divisor by the quotient, and to the product add the remainder, and if the result be like the dividend, the work is right.
Page 98 - The terms folio, quarto, octavo, duodecimo, etc., indicate the number of leaves into which a sheet of paper is folded. A sheet folded in 2 leaves is called a Folio.
Page 60 - 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 37 - In 5 hours ? 6 hours ? 7 hours ? 8 hours ? 9 hours ? 10 hours ? 11 hours ? 25.
Page 111 - If 2 men start from the same place and travel in opposite directions, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour, how far apart will they be at the end of 1 hour ? At the end of 2 hours ? 5 hours?
Page 135 - MORE than one figure, multiply each figure of the multiplicand by each figure of the multiplier separately, and write the first figure of each partial product under the figure by which you are multiplying.

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