Arithmetic1903 - 80 σελίδες |
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Αποτελέσματα 1 - 5 από τα 22.
Σελίδα 5
... defeat the purpose of arithmetical study . Arithmetic does not need to wait on this growth . By well arranged exer- cises and proper methods it may and should minister to it . 5 2. Learning and Fixing Facts It is an easy matter LIBRARY.
... defeat the purpose of arithmetical study . Arithmetic does not need to wait on this growth . By well arranged exer- cises and proper methods it may and should minister to it . 5 2. Learning and Fixing Facts It is an easy matter LIBRARY.
Σελίδα 6
... methods . The pupil is trained from the beginning in the best methods . Interested mental activity can be maintained without tiring , where dead repeti- tion would result in fatigue . Where wise and economic methods are used , practice ...
... methods . The pupil is trained from the beginning in the best methods . Interested mental activity can be maintained without tiring , where dead repeti- tion would result in fatigue . Where wise and economic methods are used , practice ...
Σελίδα 7
... method for han- dling large numbers mechanically ; hence the tendency of authors and teachers to push the children ... methods are of necessity introduced , still the form is such as stimulates the fullest use of inspection . Processes ...
... method for han- dling large numbers mechanically ; hence the tendency of authors and teachers to push the children ... methods are of necessity introduced , still the form is such as stimulates the fullest use of inspection . Processes ...
Σελίδα 8
... methods so obviously incorrect . 7. Visualizing Children habitually make large use of mental pictures . If objects have been seen , their mental pictures correspond very closely to their earliest experience with such objects . If the ...
... methods so obviously incorrect . 7. Visualizing Children habitually make large use of mental pictures . If objects have been seen , their mental pictures correspond very closely to their earliest experience with such objects . If the ...
Σελίδα 11
... methods , is deferred until the fourth year . Each subject appears a second time or oftener in the course , and at each recurrence of a subject it is presented from a more advanced standpoint , so that something new is learned ...
... methods , is deferred until the fourth year . Each subject appears a second time or oftener in the course , and at each recurrence of a subject it is presented from a more advanced standpoint , so that something new is learned ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
addition and subtraction Arithmetic arranged beginning boxes boys BROOM-CORN cardboard cents child ciphers combinations common fraction Concrete Geometry construction count forward course cubic cubic foot decimal places decimal point denominate numbers develop divide dividend divisor eight exactly contain exercise factors feet figures Find a number Find the G. C. D. Find the interest Find the L. C. M. fourth full method given number Grade LOW higher appreciation hundredths improper fraction inches introduced large numbers Learn the number long division low second manual training Measure MENSURATION months multiplication table multiply number decades number groups number table parallelogram pencil Plate pupil quotient raffia rectangle Reduce rule second grade SEWING for girls simple single column sixths solids square root student subtraction of fractions taught Teach teacher TEXTILE WEAVING third tion trapezoid type problems units weeks weeks)-Same whole number writing yard ΙΟ
Δημοφιλή αποσπάσματα
Σελίδα 35 - To multiply a fraction by a fraction. Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 35 - To DIVIDE A WHOLE NUMBER BY A FRACTION. — Multiply the whole number by the denominator of the fraction, and divide the product by the numerator.
Σελίδα 36 - Multiply as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplicand and multiplier, supplying the deficiency, if any, by prefixing ciphers.
Σελίδα 36 - To divide by .1, .01, .001, etc., it is necessary only to move the decimal point in the dividend as many places to the right as there are decimal places in the divisor.
Σελίδα 34 - Divide the whole number by the denominator of the fraction, and multiply the quotient by the numerator: Or, Multiply the whole number by the numerator of the fraction, and divide, the product by the denominator.
Σελίδα 36 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 44 - Hence for the division of one fraction by another the usual rule again results, as follows: Rule. — Invert the terms of the divisor and proceed as in multiplication. This might naturally be expected by remembering the relation between multiplication and division, and that one is the exact inverse of the other. For the multiplication of a series of fractions into each other these principles work out as follows...
Σελίδα 44 - The reason for this rule is the same, in reality, as that for the preceding one. 37. |i'or, multiplying the numerator of the dividend by the denominator of the divisor multiplies the dividend by that number.
Σελίδα 40 - If two triangles have equal altitudes, their sum is equal to the triangle having the same altitude and having a base equal to the sum of the bases of the two triangles.
Σελίδα 57 - To find the time, when the principal, interest, and rate are given. ILLUSTRATIVE EXAMPLE. At ±% per annum, in what time will $315 produce $20.79 interest? SOLUTION. $ 315, int. for 9 da. @ k%. EXPLANATION. — The ordinary interest of 035, '" " I