Mathematics for Common Schools: A Manual for Teachers, Including Definitions, Principles, and Rules and Solutions of the More Difficult ProblemsD.C. Heath & Company, 1895 - 113 σελίδες |
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Σελίδα 42
... expressed in the fewest possible words . Analyses . Sparing use of analyses is recommended for begin- ners . If a pupil solves a problem correctly , the natural inference should be that his method is correct , even if he be unable to ...
... expressed in the fewest possible words . Analyses . Sparing use of analyses is recommended for begin- ners . If a pupil solves a problem correctly , the natural inference should be that his method is correct , even if he be unable to ...
Σελίδα 57
... expression . The teacher should take care that he does not think that " inches by inches give square inches . " 570. As has already been said , the chief use , in arithmetical instruction , of objects , diagrams , etc. , is to enable ...
... expression . The teacher should take care that he does not think that " inches by inches give square inches . " 570. As has already been said , the chief use , in arithmetical instruction , of objects , diagrams , etc. , is to enable ...
Σελίδα vii
... . A common fraction is expressed by writing the numerator above the denominator with a dividing line between . Common fractions consist of three principal classes- Simple , Compound DEFINITIONS , PRINCIPLES , AND RULES vii.
... . A common fraction is expressed by writing the numerator above the denominator with a dividing line between . Common fractions consist of three principal classes- Simple , Compound DEFINITIONS , PRINCIPLES , AND RULES vii.
Σελίδα xiii
... expressed as hundredths . - To find the Rate when the Percentage and Base are Given . RULE . Divide the percentage by the base . - To find the Base when the Percentage and Rate are Given . - RULE . Divide the percentage by the rate ...
... expressed as hundredths . - To find the Rate when the Percentage and Base are Given . RULE . Divide the percentage by the base . - To find the Base when the Percentage and Rate are Given . - RULE . Divide the percentage by the rate ...
Σελίδα xvii
... expressed as hun- dredths , and this product by the time expressed in years . γ To find the Time when the Principal , Interest , and Rate are Given . RULE . Divide the given interest by the interest for one year . 3 To find the Rate ...
... expressed as hun- dredths , and this product by the time expressed in years . γ To find the Time when the Principal , Interest , and Rate are Given . RULE . Divide the given interest by the interest for one year . 3 To find the Rate ...
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12 rods 9 rd Aids to Number Algebra amount annex answer Arithmetic Badlam's Bank Discount Boards BOSTON bushels cancellation cards CHICAGO ciphers colleges column common denominator common fraction contains cost D. C. HEATH decimal fractions decimal point denominate number denominate units divide dividend division draft drills employed English English Language equal equation examples exercises find the Interest Geometry give grades grammar school greatest common divisor Half leather high schools History improper fractions least common multiple Lessons Manual method minuend mixed numbers multiplicand multiply NOTES ON CHAPTER number of square obtained operations Organic Chemistry Paper payment percentage pints pounds practice prime factors PRINCIPLES problems quarts quotient figure rectangles reduce remainder result rods RULE scholars sight subtract subtrahend teacher teaching term of credit text-book whole numbers written yards
Δημοφιλή αποσπάσματα
Σελίδα xxii - In any proportion the product of the means is equal to the product of the extremes.
Σελίδα v - RULE. Divide the given number by any prime factor ; divide the quotient in the same manner, and so continue the division until the quotient is a prime number.
Σελίδα viii - A Complex Fraction is one having a fraction in its numerator, or in its denominator, or in both. A Mixed Number is a whole number and a fraction written together.
Σελίδα ix - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.