University Arithmetic: Embracing the Science of Numbers, and General Rules for Further ApplicationBarnes & Burr, 1865 - 454 σελίδες |
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Σελίδα 9
... Longitude and Time ... Applications in the Four Rules .. Properties of Numbers .. 87-90 90-94 94-103 103 Divisibility of Numbers .. Cancellation ...... Least Common Multiple .. 103-105 106-109 • 109-111 Greatest Common Divisor .. 111 ...
... Longitude and Time ... Applications in the Four Rules .. Properties of Numbers .. 87-90 90-94 94-103 103 Divisibility of Numbers .. Cancellation ...... Least Common Multiple .. 103-105 106-109 • 109-111 Greatest Common Divisor .. 111 ...
Σελίδα 89
... of iron costs $ 124 , what will be the cost of 3 T. 15 cwt . 2 qr . 15 lb. ? 18. What will be the cost of 350 bushels of potatoes , at 3s . 6d . a bushel , English Currency ? LONGITUDE AND TIME . 99. The equator of the earth PRÁCTICE . 89.
... of iron costs $ 124 , what will be the cost of 3 T. 15 cwt . 2 qr . 15 lb. ? 18. What will be the cost of 350 bushels of potatoes , at 3s . 6d . a bushel , English Currency ? LONGITUDE AND TIME . 99. The equator of the earth PRÁCTICE . 89.
Σελίδα 90
... longitude . 100. The sun apparently goes round the earth once in 24 hours . This time is called a day . Hence , in 24 hours , the sun apparently passes over 360 ° of longitude ; and in 1 hour ... LONGITUDE AND TIME . Longitude and Time 90-94.
... longitude . 100. The sun apparently goes round the earth once in 24 hours . This time is called a day . Hence , in 24 hours , the sun apparently passes over 360 ° of longitude ; and in 1 hour ... LONGITUDE AND TIME . Longitude and Time 90-94.
Σελίδα 91
... longitude . ANALYSIS . - We multiply the seconds , minutes , and hours , each by 15 , carry- ing from one to the other as in the multiplication of compound numbers . OPERATION . 8 hr . 16 m . 40 sec ... longitude to LONGITUDE AND TIME . 91.
... longitude . ANALYSIS . - We multiply the seconds , minutes , and hours , each by 15 , carry- ing from one to the other as in the multiplication of compound numbers . OPERATION . 8 hr . 16 m . 40 sec ... longitude to LONGITUDE AND TIME . 91.
Σελίδα 92
... longitude is found by subtraction . If one is east and the other west , the difference of longitude is expressed by the sum . Examples . 1. The longitude of New York is 74 ° 1 ' west , and that of Springfield , Illinois , 89 ° 33 ' west ...
... longitude is found by subtraction . If one is east and the other west , the difference of longitude is expressed by the sum . Examples . 1. The longitude of New York is 74 ° 1 ' west , and that of Springfield , Illinois , 89 ° 33 ' west ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres amount ANALYSIS.-The annex avoirdupois barrels of flour base bill bought bushel bushels of wheat called cents a bushel cents a pound ciphers common fraction composite number compound contain continued fraction cord Cube root cubic decimal fraction decimal places decimal point denote diameter difference discount Divide dividend division dollars equal exact divisor Examples exchange expressed feet figures foot fractional unit gain gallons given number greatest common divisor hence hogsheads hundred improper fraction inches interest least common denominator least common multiple length longitude merchant miles mixed numbers months multiplicand Multiply OPERATION ounces paid payable payment percentage premium prime factors proportional purchase quotient ratio receive reckoned Reduce remainder repetend rods Rule.-I Rule.-Multiply sell share shillings sold square root subtract sugar tare weight whole number worth yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 177 - 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 215 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Σελίδα 145 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 109 - The Least Common Multiple of two or more numbers is the least number which is a multiple of each of them; thus, 12 is the least common multiple of 2, 3, and 4.
Σελίδα 326 - Multiply the divisor, thus increased, by the last figure of the root; subtract the product from the dividend, and to the remainder bring down the next period for a new dividend. 5. Double the whole root already found for a new divisor, and continue the operation as before, until all the periods are brought down.
Σελίδα 123 - If both terms of a fraction be multiplied by the same number, the value of the fraction will not be changed.
Σελίδα 124 - To reduce a whole number to a fraction having a given denominator. 1. Reduce 37 to an equivalent fraction whose denominator shall be 5.
Σελίδα 127 - RULE. Divide the numerator by the denominator, and the quotient will be the whole or mixed number sought. EXAMPLES. 1. Reduce V to its equivalent number. 3)12(4 Answer. 12 2. Reduce y to its equivalent number. 7)15(2| Answer. 1 ^ to its equivalent number An?.
Σελίδα 419 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Σελίδα 130 - Multiply each numerator by all the denominators except its own, for the new numerators ; and all the denominators together for A COMMON denominator. NOTE 1.