A Theoretical and Practical Arithmetic: In which the Principles of that Science are Clearly and Fully Explained; Being Intended as an Introduction to the Higher Branches of MathematicsS. Wood & sons, 1825 - 236 σελίδες |
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Σελίδα 6
... write 54 . To represent sixty , which contains an exact number of tens and no units , we write 60 , putting a cipher in the place of units , which shows that there are no simple units , and makes the figure 6 represent a number of tens ...
... write 54 . To represent sixty , which contains an exact number of tens and no units , we write 60 , putting a cipher in the place of units , which shows that there are no simple units , and makes the figure 6 represent a number of tens ...
Σελίδα 7
... write 7859 ; to express seven thousand and nine , we write 7009 ; and for seven thousand , we write 7000 , where we see that a figure on the left of three others , or of three ciphers , expresses a number a thousand times as great as if ...
... write 7859 ; to express seven thousand and nine , we write 7009 ; and for seven thousand , we write 7000 , where we see that a figure on the left of three others , or of three ciphers , expresses a number a thousand times as great as if ...
Σελίδα 8
... write down in figures any number which is expressed in words , by first writing the names of the different periods in succession , beginning with the highest name mentioned in the question , and terminating with the units , and then ...
... write down in figures any number which is expressed in words , by first writing the names of the different periods in succession , beginning with the highest name mentioned in the question , and terminating with the units , and then ...
Σελίδα 9
... write 032 under millions ; again , as the question requires five hundred and two thousands , I write 502 under thousands ; and lastly , for the six hundred and fifteen , I write 615 under units , which completes the proposed num- ber ...
... write 032 under millions ; again , as the question requires five hundred and two thousands , I write 502 under thousands ; and lastly , for the six hundred and fifteen , I write 615 under units , which completes the proposed num- ber ...
Σελίδα 11
... write 24,3 . 22. We may at the same time actually consider the tenths as units which have been formed of ten others , each ten times smaller than the tenths , and , for the same reason of analogy , place them on the right of the tenths ...
... write 24,3 . 22. We may at the same time actually consider the tenths as units which have been formed of ten others , each ten times smaller than the tenths , and , for the same reason of analogy , place them on the right of the tenths ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
adding answers antecedents arithmetical complement arithmetical means arithmetical progression arithmetical proportion borrow bushels called ciphers column comma commence composed compound numbers consequently contain the divisor cube root decimals denominator difference divide division example expressed extremes is equal feet four numbers four quantities fourth term fraction gallons geometrical means geometrical progression geometrical proportion given numbers gives greater greatest common divisor hundred hundredth inches kind last figure last term Lastly least common multiple manner method minus multi multiplicand nine number consisting number of tens operation partial dividend payments pence perform pounds preceding principal unit principle proposed logarithm proposed number question quotient ratio reduce remainder Rule of Three separate shillings signifies square root square yard subtract the product supposition suppress take the half tenths third thousand thousandths tion twice unit figure whole numbers
Δημοφιλή αποσπάσματα
Σελίδα 89 - ... 3 quarters, 1 ell Flemish, - - E. Fl 5 quarters, ------ 1 ell English, - - EE 6 quarters, ------ 1 ell French, - - E. Fr 27.
Σελίδα 2 - Congress of the United States, entitled "an act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the time therein mentioned." And also to an act entitled "an act supplementary to an act entitled an act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the times therein mentioned, and extending the benefits thereof to the...
Σελίδα 102 - Which proves that the square of a number composed of tens and units contains, the square of the tens plus twice the product of the tens by the units, plus the square of the units.
Σελίδα 89 - TABLE. 60 seconds (") make 1 minute, '. 60 minutes " 1 degree, . . . °. 30 degrees
Σελίδα 87 - APOTHECARIES WEIGHT. 20 grains gr. make - - 1 scruple, 9 3 scruples - . - 1 drachm...
Σελίδα 89 - TABL.E. 60 seconds (s.) - make - 1 minute, marked m. 60 minutes ------ 1 hour, - - - - h. 24 hours -------1 day, - - - - d. 7 days ------- 1 week, - - - - w. 4 weeks ------ 1 month, - - - - mo 13 months, 1 day and 6 hours, ) 1 common, or > or 365 days and 6 hours, ) Julian year, j IT 37.
Σελίδα 229 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Σελίδα 197 - If the errors are alike, divide the difference of tire products by the difference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer.
Σελίδα 155 - That is, the sum of the terms of an arithmetical progression is equal to half the sum of the two extremes multiplied by the number of terms.
Σελίδα 89 - ... gallons .... 1 barrel . . bar. 42 gallons .... 1 tierce . . tier. 63 gallons .... 1 hogshead . hhd. 84 gallons .... 1 puncheon . pun. 2 hogsheads ... 1 pipe, or butt.