Elementary arithmetic (Google eBook)

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University Pub. Co., 1888 - Mathematics - 226 pages
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Page 144 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page 184 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Page 188 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Page 189 - If the divisor contains decimal places, we may remove the decimal point from the divisor, provided we carry the decimal point in the dividend as many places to the right as there are decimal places in the divisor.
Page 157 - RULE. To multiply a fraction by a fraction ; Multiply the numerators together for a new numerator, and the denominators for a new denominator.
Page 141 - To reduce an improper fraction to a whole or mixed number, Divide the numerator by the denominator. The quotient will be the whole number, and...
Page 138 - A fraction is one or more of the equal parts of a unit...
Page 210 - A cord is a pile of wood 8 feet long, 4 feet high and 4 feet wide.
Page 171 - ... during the day ? 15. Harvey bought a sled for 62|- cents and sold it for 12| cents more than he gave for it ; how much did he receive for it ? 16.
Page 121 - If two persons start from the same point, and travel in opposite directions, one at the rate of 6 miles an hour, and the other...

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