An Elementary Arithmetic ...Lippincott, Grambo & Company, 1851 |
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Σελίδα 3
... operations probably more used in business , than all other numerical operations together . In a matter of such importance , the child should acquire the utmost facility and accuracy . Why , then , is the attain- ment so seldom made ? We ...
... operations probably more used in business , than all other numerical operations together . In a matter of such importance , the child should acquire the utmost facility and accuracy . Why , then , is the attain- ment so seldom made ? We ...
Σελίδα 4
... operations of every - day life . A second peculiarity will be found in the application of the principle of Subtraction . After the introductory men- tal and slate exercises , a business application of the prin- ciple is introduced by ...
... operations of every - day life . A second peculiarity will be found in the application of the principle of Subtraction . After the introductory men- tal and slate exercises , a business application of the prin- ciple is introduced by ...
Σελίδα 7
... Operations by numbers , when performed in the mind unaided by the pen or pencil , constitute mental arithmetic . 3. When , however , these operations are expressed by written characters , the work is termed written arithmetic . 4. Both ...
... Operations by numbers , when performed in the mind unaided by the pen or pencil , constitute mental arithmetic . 3. When , however , these operations are expressed by written characters , the work is termed written arithmetic . 4. Both ...
Σελίδα 19
... operations without slate or pencil , the work being done in the mind . The following numbers are to be added mentally before commencing the sums designed for the slate . NOTE TO TEACHERS . Scholars should be drilled on this and the ...
... operations without slate or pencil , the work being done in the mind . The following numbers are to be added mentally before commencing the sums designed for the slate . NOTE TO TEACHERS . Scholars should be drilled on this and the ...
Σελίδα 29
... operation is thus read : 5 plus 19 are 24 , and 24 plus 8 are 32. ( § 20. ) 4. Only numbers expressing things of the same kind , can be joined together , so as to form but one number . If 7 repre- sents a number of apples , and 8 a ...
... operation is thus read : 5 plus 19 are 24 , and 24 plus 8 are 32. ( § 20. ) 4. Only numbers expressing things of the same kind , can be joined together , so as to form but one number . If 7 repre- sents a number of apples , and 8 a ...
Άλλες εκδόσεις - Προβολή όλων
An Elementary Arithmetic: Containing Extensive Exercises for the Slate ... Calvin Tracy Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
An Elementary Arithmetic: Containing Extensive Exercises for the Slate ... Calvin Tracy Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2018 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 days 9 tens acres added arithmetic bar iron barrels of flour Bought broadcloth bushels called centage cents a pound ciphers column combine common denominator compound contains divide the product dividend division divisor dollars equal exports factors farthings Federal money following sums gallons given number hay cost Hence higher denomination hogshead hundred hundredths hundredweight improper fraction increased interest least common least common multiple left-hand figure lower denomination lowest terms merators miles mills minuend mixed number molasses months multiplicand Multiply nator number of objects obtained operation ounces paid pairs pence PERFORMED pints quarts quotient ratio Reduce remainder Required the total right-hand figure RULE shillings simple fraction smaller number subtract subtrahend sugar tenths thousandths tons total value unit figure units whole number whole object write written yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 187 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 190 - TABLE. 2 pints pt. make 1 quart, marked qt. 8 quarts - 1 peck, - pk. 4 pecks - 1 bushel, - bu. 36 bushels - 1 chaldron, - ch.
Σελίδα 153 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Σελίδα 9 - Two tens or twenty, 20 Three tens, or thirty, 30 Four tens, or forty, 40 Five tens, or fifty 50 Six tens, or sixty, 60 Seven tens, or seventy, 70 Eight tons, or eighty, 80 Nine tens, or ninety, 90 Ten tens, or one hundred, 100 Q.
Σελίδα 190 - Thirty days hath September, April, June, and November; All the rest have thirty-one, Save February, which alone Hath twenty-eight; and one day more We add to it, one year in four.
Σελίδα 154 - Divide the numerator by the denominator. The quotient will be the whole number, and the remainder, if...
Σελίδα 187 - Troy weight are weighed gold,* silver, jewels, and all iquors. The denominations are pounds, ounces, pennyweights, and grains. TABLE. 24 grains (grs.) make 1 pennyweight, marked pwt. 20 pennyweights - - 1 ounce, ----- oz. 12 ounces - - - - 1 pound, ----- lb.
Σελίδα 191 - Things make 1 Dozen. 12 Dozen " 1 Gross. 12 Gross " 1 Great Gross. 20 Units
Σελίδα 164 - To divide a whole number by a fraction, — Multiply the dividend by the denominator of the fraction, and divide the product by the numerator.
Σελίδα 187 - TABLE. 4 farthings (qrs.) make 1 penny, marked d. 12 pence - - - - 1 shilling, - - s. 20 shillings - - - - 1 pound, - - £. Note.