Colburn's First Lessons: Intellectual Arithmetic, Upon the Inductive Method of InstructionW.J. Reynolds & Company, 1847 - 160 σελίδες |
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Σελίδα v
... operation but addition . Indeed , if we analyze these operations when we perform them in our minds , we shall find that they all reduce themselves to addition . They are only different ways of applying the same principle . And it is ...
... operation but addition . Indeed , if we analyze these operations when we perform them in our minds , we shall find that they all reduce themselves to addition . They are only different ways of applying the same principle . And it is ...
Σελίδα vi
... operations do not differ materially from those in the preceding sections . There are some operations , however , peculiar to frac- tions . When the pupil is made familiar with all the principles contained in this book , he will be able ...
... operations do not differ materially from those in the preceding sections . There are some operations , however , peculiar to frac- tions . When the pupil is made familiar with all the principles contained in this book , he will be able ...
Σελίδα viii
... operation need be given , as the teacher's discretion will supply all that is necessary . In connection with these exercises , let the pupil be taught to repeat in re- versed order the numerical words they have employed , counting from ...
... operation need be given , as the teacher's discretion will supply all that is necessary . In connection with these exercises , let the pupil be taught to repeat in re- versed order the numerical words they have employed , counting from ...
Σελίδα xi
... operation would be thus : two and three are five , five and three are eight , eight and three are eleven , & c . The only remaining variety in adding three will be exhibited by beginning with one , which may be illustrated in the same ...
... operation would be thus : two and three are five , five and three are eight , eight and three are eleven , & c . The only remaining variety in adding three will be exhibited by beginning with one , which may be illustrated in the same ...
Σελίδα 142
... operations can be illustrated by counters , or marks on the blackboard , according to the necessity of the pupils . These illustrations will be less necessary as the pupils ad- vance in the work ; but a frequent reference to them ...
... operations can be illustrated by counters , or marks on the blackboard , according to the necessity of the pupils . These illustrations will be less necessary as the pupils ad- vance in the work ; but a frequent reference to them ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
100 dollars 12 dollars 30 dollars 9 dollars asked the age barrel cost barrel of flour barrels of cider bought broadcloth bushel cost bushels of corn bushels of wheat cents apiece cloth cost contained cost 2 dollars divided dollars a barrel dollars a yard eight cents eight dollars eighteen eleven equal farthings feet fifths firkins of butter five dollars flour cost Forty-eight Forty-seven four dollars fourteen gallons gave gills give them apiece half halves horses eat hundred weight improper fraction lars let the teacher lowest terms miles months nails Nineteen oranges cost paid pears pence penny piece pine apple pints pound cost provisions will serve pupil quarters wide quarts Reduce rods seven dollars Seventeen sevenths sheep shillings a bushel six cents Sixteen sixths sold subtraction tenths Thirteen three dollars twelve dollars week whole numbers worth of provision yards cost yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 132 - What part of a year is 1 month ? 2 months ? 3 months ? 4 months ? 5 months ? 6 months ? 7 months? 8 months? 9 months? 10 months? 11 months ? 105.
Σελίδα 38 - What is the value of nine yards of cloth, at six dollars a yard ? 10. If a man travel five miles in an hour, how many miles will he travel in nine hours ? 11. There is an orchard consisting of ten rows of trees, and nine trees in each row ; how many trees are there in the orchard ? 12.
Σελίδα 117 - It will be seen by the above section, that, if both the numerator and denominator be multiplied by the same number, the value of the fraction will not be altered...
Σελίδα 140 - I have not a hundred ; but if I had half as many more as I now have, and two geese and a half, I should have a hundred ; how many had he ? 176.
Σελίδα 78 - If 4 men can do a piece of work in 8 days, how many men would it take to do the same work in 4 days ? 20.
Σελίδα 80 - A man, being asked how many sheep he had, said that he had them in two pastures ; in one pasture he had eight ; and that 3 fourths of these was just 1 third of what he had in the other. How many were there in the other ? 4.
Σελίδα 70 - Twenty-three - 23 Twenty-four 24 Twenty-five 25 Twenty-six 26 Twenty-seven - - - - 27 Twenty-eight 28 Twenty-nine ----- 29 Thirty 30 Thirty-one, &c. - - - - 31 Forty 40 Fifty 50 Sixty 60 Seventy ----- 70 Eighty - -' - - - 80 Ninety - 90 One hundred - ... 100 SECTION VI.
Σελίδα 125 - Mills. 10 mills (m.) make 1 cent, marked ct. 10 cents " 1 dime, " d. 10 dimes " 1 dollar, " doU. or $. 10 dollars " 1 eagle, " E. OBS. 1. Federal money was established by Congress, Aug. 8, 1786. It i" based upon the principles of the decimal notation.
Σελίδα 138 - ... 30 men can perform a piece of work in 20 days ; how many men will it take to perform the same work in 8 days ? 162.
Σελίδα 122 - If 7 men can do a piece of work in 4f days, how long will it take 1 man to do it ? How long will it take 3 men to do it ? 4.