Complete Arithmetic

Εξώφυλλο
D. C. Heath, 1911 - 404 σελίδες
 

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Δημοφιλή αποσπάσματα

Σελίδα 322 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 148 - 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.
Σελίδα 147 - 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.
Σελίδα 98 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Σελίδα 91 - A pile of wood 8 ft. long, 4 ft. wide, and 4 ft. high is called a cord of wood.
Σελίδα 27 - We have seen in the preceding exercise that we may divide both the numerator and the denominator of a fraction by the same number without changing the value of the fraction.
Σελίδα 282 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg.) 10 dekagrams = 1 hectogram (Hg.) 10 hectograms = 1 kilogram...
Σελίδα 160 - The pile of wood in the center of this picture is 8 ft. long, 4 ft. wide, and 4 ft. high. How many cubic feet does it contain?
Σελίδα 401 - From thex above examples is derived the following general rule, to find the greatest common divisor of two numbers : Divide the greater by the less, and...

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