The science of arithmetic, by J. Cornwell and J.G. Fitch1855 |
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Common terms and phrases
acres amount annuity answer antecedent Arithmetic arithmetical mean avoirdupois called ciphers circumference common difference common multiple common ratio compound interest contains cost cube root cubic foot cubic inches decimal fraction decimal places Demonstrative Example denominator diameter digits discount divide dividend Division divisor equal Euclid Example.-Because EXERCISE expressed farthings figures following numbers Formula.-If fourth gallons geometrical geometrical progression give given number grains greater greatest common measure Hence hundred inversely least common multiple length less logarithms magnitudes method miles multiplicand multiplied number of terms number representing ounces poles pound present value prime number principal proportional means propositions quantity quotient rate per cent recurring decimals Reduce remainder required to find roods rule shillings solid square root subtract sum of money tens troy pound unit vulgar fractions weight Wherefore whole number
Popular passages
Page 315 - A number is divisible by 3 when the sum of its digits (figures) is divisible by 3 ; it is divisible by 9, when the sum of its digits is divisible by 9.
Page 98 - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Page 84 - ... remainder, and so on, until there is no remainder. The last divisor will be the greatest common divisor.
Page xi - Los números cardinales 0: zero 1: one 2: two 3: three 4: four 5: five 6: six 7: seven 8: eight 9: nine 10: ten 11: eleven 12: twelve 13: thirteen 14: fourteen 15: fifteen 16: sixteen 17: seventeen 18: eighteen 19: nineteen 20: twenty...
Page 317 - A privateer running at the rate of 10 miles an hour discovers a ship 18 miles off making way at the rate of 8 miles an hour : how many miles can the ship run before being overtaken ? Ans.
Page 181 - In a series of equal ratios, any antecedent is to its consequent, as the sum of all the antecedents is to the sum of all the consequents. Let a: 6 = c: d = e :/. Then, by Art.
Page 267 - To find the area of a circle, multiply the square of the diameter by .7854.
Page 191 - Sir," said I, after puzzling a long time over "more requiring more and less requiring less" — "will you tell me why I sometimes multiply the second and third terms together and divide by the first — and at other times multiply the first and second and divide by the third?" "Why, because more requires more sometimes, and sometimes it requires less — to be sure. Haven't you read the rule, my boy?" " Yes, sir, I can repeat the rule, but I don't understand it.
Page 181 - Division, when the difference of the first and second is to the second as the difference of the third and fourth is to the fourth...
Page 100 - If the numerator and denominator of a fraction be both multiplied or both divided by the same number, the value of the fraction is not altered.