A Community Arithmetic

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American Book Company, 1916 - Arithmetic - 277 pages
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Page 123 - ... contain ? 6. How many board feet are there in a piece of board 1 ft. wide, 16 ft. long, and 1 in. thick? 7. If this piece of lumber were 2 in. thick, how many board feet would it contain ? 3 in. ? 4 in. ? 5 in. ? 6 in. ? 8. A piece of inch board 3 ft. long must be how wide to contain 1 bd. ft. ? To find the number of board feet in any piece of lumber, multiply together its three dimensions, two of them expressed in feet and the other in inches. Lumber less than 1" thick is counted as 1
Page 153 - Divide f 5 by 15. 5. Add 7.85, 46.068, 9.8, .875, 78.94, 6.59. 6. How many square feet are there in the walls and ceiling of a room 17 ft. long, 14 ft. wide, and 10 ft. high? 7. Find the number of cubic feet of air in a room 14 ft. long, 11 ft. wide, and 9 ft. high. 8. 128 is $ of what number? 9. Divide 31.5 by .126. 10. Multiply .078 by .0009. 11. If 18 men can do a piece of work in 42 days, how long will it take 21 men to do the same work ? 12. What is the cost of 64 sheep, if 18 cost $198? 13.
Page iii - Cline's book is written in a style that makes it available for use in the upper grades of the elementary school or in the junior high school.
Page 85 - Invert the divisor, and proceed as in multiplication.
Page 226 - No account may be opened for less than $ 1 nor will fractions of a dollar be accepted for deposit, but amounts less than $ 1 may be saved for deposit by the purchase of 10-cent postal savings cards and 10-cent postal savings stamps. A card with nine stamps attached is accepted as a deposit of f 1.
Page 74 - Class or rate. Check column. If charges are to be prepaid, write or stamp here, ''To be prepaid.
Page 126 - Example 1: Find the number of board feet in a piece of lumber 2 inches thick, 10 inches wide, and 6 feet long (fig.
Page 123 - ... numbers are denominate, as the given definition would indicate. 7. Ninety-three and one-fourth hundredths per cent. Ninety-three and one-fourth per cent. Ninety three and one-fourth per cent. Nine hundred thirty- two and one-half per cent.
Page 257 - Stocks are shares in the property of a company and draw interest in the form of dividends if the company is doing a profitable business.
Page 69 - To divide by 100, move the decimal point 2 places to the left. To divide by 1000, move the decimal point 3 places to the left.

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