Numbers, and how to Use Them: by the Natural Method: A Complete, Practical Arithmetic, for Self-help and for Schools Other Than the PrimaryJ.F. Brown, 1892 - 153 σελίδες |
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Σελίδα iii
... counting . Third , formal definitions and rules are altogether omitted . Fourth , geometrical principles are reserved for the science . of geometry , where they properly belong . That geometry has no place in an arithmetic ought to go ...
... counting . Third , formal definitions and rules are altogether omitted . Fourth , geometrical principles are reserved for the science . of geometry , where they properly belong . That geometry has no place in an arithmetic ought to go ...
Σελίδα v
... counting num- bers together is Addition . " What idea is conveyed by these definitions ? How do we unite 2 and 3 to make 5 ? Or how do we count 2 and 3 together to make 5 ? Unless we conjure up a false and unnatural theory of " ideas in ...
... counting num- bers together is Addition . " What idea is conveyed by these definitions ? How do we unite 2 and 3 to make 5 ? Or how do we count 2 and 3 together to make 5 ? Unless we conjure up a false and unnatural theory of " ideas in ...
Σελίδα viii
... count numbers , but hard to teach him to count objects . Let him who doubts this make the experiment . And why shouldn't this be so ? The one act is elementary , the other compound . We say a number of objects . The idea is compounded ...
... count numbers , but hard to teach him to count objects . Let him who doubts this make the experiment . And why shouldn't this be so ? The one act is elementary , the other compound . We say a number of objects . The idea is compounded ...
Σελίδα ix
... count a little ; that is , they can distinguish a few numbers of similar things by the appropriate words . But it frequently happens that the children know words which stand for numbers merely as a succession of sounds , without knowing ...
... count a little ; that is , they can distinguish a few numbers of similar things by the appropriate words . But it frequently happens that the children know words which stand for numbers merely as a succession of sounds , without knowing ...
Σελίδα x
... count from one to twenty and backward from twenty to zero , not with colored papers or any other objects , but with ... count by ones to twenty , teach him to count by tens and fives to a hundred , and backward to zero ; then by ones ...
... count from one to twenty and backward from twenty to zero , not with colored papers or any other objects , but with ... count by ones to twenty , teach him to count by tens and fives to a hundred , and backward to zero ; then by ones ...
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Numbers, and How to Use Them: By the Natural Method: a Complete, Practical ... John F. Brown Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Numbers, and How to Use Them: By the Natural Method; A Complete, Practical ... John F. Brown Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Numbers, and How to Use Them: By the Natural Method; A Complete, Practical ... John F. Brown Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2018 |
Συχνά εμφανιζόμενοι όροι και φράσεις
20 cents alternate digits amount due amount of $1 annex April 17 arithmetic carry ciphers columns compound interest cost count criss-cross cube root decimal fraction denominator discount dividend divisible by 11 expressed factors of 12 farthings five hundred four greatest common divisor greatest common factor hundred and sixty-two hundredths improper fraction interest on $1 INTEREST TABLE July 14 least common multiple less line from 9 method million minuend mixed numbers multiplicand Multiply number is divisible number of days number of digits number of tens partial products payable pound PRACTICE TABLE principle problem profit quotient remainder represents reversed selling price Sept smallest number sold square root subtract tens by units tens² thousandths three decimal places three hundred trial divisor TROY WEIGHT twice Units by units whole number x 3 tens X units
Δημοφιλή αποσπάσματα
Σελίδα 63 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Σελίδα 61 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 60 - Square Measure 144 square inches (sq. in.) . . = 1 square foot (sq. ft.) 9 square feet =1 square yard (sq. yd.) 30i square yards =1 square rod (sq.
Σελίδα xii - DIVISION is the process of finding how many times one number is contained in another, or of finding one of the equal parts of a number.
Σελίδα 64 - OF TIME. 60 Seconds = 1 Minute 60 Minutes = 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 95 - Thirty days hath September, April, June, and November; All the rest have thirty-one, Except February alone, Which hath but twenty-eight in fine, Till leap year gives it twenty-nine.
Σελίδα 63 - 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 31 - Multiplying or dividing both terms of a fraction by the same number does not alter the value of the fraction.
Σελίδα 17 - A number is divisible by 3 if the sum of its digits is divisible by 3• A number is divisible by 9 if the sum of its digits is divisible by 9.
Σελίδα 61 - Troy Weight. 24 grains (gr.) - 1 pennyweight (dwt.) 20 pennyweights — 1 ounce (oz.) 12 ounces — 1 pound (1b.).