Arithmetic1903 - 80 σελίδες |
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Αποτελέσματα 1 - 5 από τα 28.
Σελίδα 7
... grades into the handling of numbers entirely beyond their comprehension , with consequent surrender of the under- standing . " Carrying " is easily taught with splints or other devices , but these can not increase the number grasp ...
... grades into the handling of numbers entirely beyond their comprehension , with consequent surrender of the under- standing . " Carrying " is easily taught with splints or other devices , but these can not increase the number grasp ...
Σελίδα 9
... grade much time is given to the study of simple constructions and mensuration . In the low eighth grade , elementary Concrete Geometry is studied somewhat fully , using the CONCRETE GEOMETRY . 9.
... grade much time is given to the study of simple constructions and mensuration . In the low eighth grade , elementary Concrete Geometry is studied somewhat fully , using the CONCRETE GEOMETRY . 9.
Σελίδα 14
... grade is merely suggestive . The teacher should use only so much of it as she finds available and profitable , and she need not restrict herself to the outline . The important thing is that whatever work is done , shall be from the ...
... grade is merely suggestive . The teacher should use only so much of it as she finds available and profitable , and she need not restrict herself to the outline . The important thing is that whatever work is done , shall be from the ...
Σελίδα 25
... , etc. In like manner illustrate the relation of halves , sixths , twelfths , etc. Use for the same purpose blackboard illus- trations , similar to the following : - Low Fourth Year In this grade the pupil begins the THIRD YEAR . 25.
... , etc. In like manner illustrate the relation of halves , sixths , twelfths , etc. Use for the same purpose blackboard illus- trations , similar to the following : - Low Fourth Year In this grade the pupil begins the THIRD YEAR . 25.
Σελίδα 26
... grade , but more difficult , should be interspersed , that the pupil may see that his power of inspection is not to be ignored . The concrete work of the preceding years is to be con- tinued . It is intended that a book shall be in the ...
... grade , but more difficult , should be interspersed , that the pupil may see that his power of inspection is not to be ignored . The concrete work of the preceding years is to be con- tinued . It is intended that a book shall be in the ...
Άλλες εκδόσεις - Προβολή όλων
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