Mathematics for Common Schools: A Manual for Teachings, Including Definitions, Principles, and Rules and Solutions of the More Difficult ProblemsD.C. Heath & Company, 1895 - 312 σελίδες |
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Σελίδα 35
... obtain for themselves a working knowledge of all the most important facts of geometry . Applications of the facts thus ascertained , are made to the mensuration of surfaces and volumes , the calculation of heights and distances , etc ...
... obtain for themselves a working knowledge of all the most important facts of geometry . Applications of the facts thus ascertained , are made to the mensuration of surfaces and volumes , the calculation of heights and distances , etc ...
Σελίδα 41
... obtained by multiplying 143 by .07 . It should be a fair assumption that his previous work in the multiplication of common and of decimal fractions has enabled him to see that per cent of 143 is of 143 or 143 × .07 , without information ...
... obtained by multiplying 143 by .07 . It should be a fair assumption that his previous work in the multiplication of common and of decimal fractions has enabled him to see that per cent of 143 is of 143 or 143 × .07 , without information ...
Σελίδα 43
... obtain the correct result without using his pencil at all . " L Indicating Operations . It is a good practice to require pupils to indicate by signs all of the processes necessary to the solution of a problem , before performing any of ...
... obtain the correct result without using his pencil at all . " L Indicating Operations . It is a good practice to require pupils to indicate by signs all of the processes necessary to the solution of a problem , before performing any of ...
Σελίδα 47
... obtained by dividing 500 halves by 25 halves . To pre- vent the possibility of a mistake of this kind , some teachers multiply the divisor and the dividend by the least common multiple of the denominators of the fractions . While this ...
... obtained by dividing 500 halves by 25 halves . To pre- vent the possibility of a mistake of this kind , some teachers multiply the divisor and the dividend by the least common multiple of the denominators of the fractions . While this ...
Σελίδα 48
... obtain- ing the result . Thus , 32 base - balls @ 25 ¢ 32 times $ 32 quarters $ 8 = = - - = 502. In No. 28 , the price of 11 yards can be found by taking 11 times $ 3 , or 33 quarters , etc. No. 24 is rendered easier by saying that 24 ...
... obtain- ing the result . Thus , 32 base - balls @ 25 ¢ 32 times $ 32 quarters $ 8 = = - - = 502. In No. 28 , the price of 11 yards can be found by taking 11 times $ 3 , or 33 quarters , etc. No. 24 is rendered easier by saying that 24 ...
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acres algebraic altitude amount angle answer apothem Arithmetic base bisecting calculate Cancel cents chord ciphers circle circumference common fraction construct contains convex surface cost days of grace deducting diameter difference discount dividend dividing division draft draw drawn employed equal equation examples exercises factors figure frustum given gives greatest common divisor Heart of Oak hypotenuse improper fraction inches interest intersecting least common multiple length measure method minuend mixed numbers multiplying NOTES ON CHAPTER number of degrees number of square obtain par value payment perpendicular pounds principal problems profits protractor pupils quarts quotient radius rectangle reduce remaining result rhombus right-angled triangle rods RULE scholars selling price side slant height solve subtract subtrahend teacher whole number write yards