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 5
... shows of how many units or parts of a unit a quantity is composed . If the quantity be composed of whole units , the number which expresses it is called a whole number ; and if it be com- posed of whole units and parts of a unit , or ...
... shows of how many units or parts of a unit a quantity is composed . If the quantity be composed of whole units , the number which expresses it is called a whole number ; and if it be com- posed of whole units and parts of a unit , or ...
Σελίδα 6
... shows that there are no simple units , and makes the figure 6 represent a number of tens . We can , by this means , count as far as ninety - nine inclusive . 9. Let us remark as we go along , this property of nume- ration ; namely ...
... shows that there are no simple units , and makes the figure 6 represent a number of tens . We can , by this means , count as far as ninety - nine inclusive . 9. Let us remark as we go along , this property of nume- ration ; namely ...
Σελίδα 12
... show that there are no tenths as to give the other parts their true value . For the same reason , to express six ten - thousandths , we write 0,0006 . 28. Let us now examine the changes which can be made in a number by displacing the ...
... show that there are no tenths as to give the other parts their true value . For the same reason , to express six ten - thousandths , we write 0,0006 . 28. Let us now examine the changes which can be made in a number by displacing the ...
Σελίδα 13
... shows that in advancing towards the left two or three places , we should have rendered the number a hundred or a thousand times less ; and on the con- trary , a hundred or a thousand times greater , in removing the comma two or three ...
... shows that in advancing towards the left two or three places , we should have rendered the number a hundred or a thousand times less ; and on the con- trary , a hundred or a thousand times greater , in removing the comma two or three ...
Σελίδα 23
... shows that the number 4 is to be taken from 7 , and is read seven minus four ; also 7-4-3 is read seven minus four equal to three . 1. 14-8 6 . 2. 63-37 = 26 . 3. 27-26,99 = 0,01 . EXAMPLES . 4. 100,32-67,505-32,815 . 5. 350,6-50,76 ...
... shows that the number 4 is to be taken from 7 , and is read seven minus four ; also 7-4-3 is read seven minus four equal to three . 1. 14-8 6 . 2. 63-37 = 26 . 3. 27-26,99 = 0,01 . EXAMPLES . 4. 100,32-67,505-32,815 . 5. 350,6-50,76 ...
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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.