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 41
... no more difficulty in the seventh year than the following examples in the fifth : ( a ) Find the cost of ton of hay at $ 12 per ton . ( b ) When hay is worth $ 12 per ton , what part of a 20 ton can be bought for $ 1.80 ? ( LIBRARY OF TMX.
... no more difficulty in the seventh year than the following examples in the fifth : ( a ) Find the cost of ton of hay at $ 12 per ton . ( b ) When hay is worth $ 12 per ton , what part of a 20 ton can be bought for $ 1.80 ? ( LIBRARY OF TMX.
Σελίδα 42
... costs $ 1.80 , what is the value of a ton ? When , however , it becomes necessary to assist pupils in the solution of problems of this class , it is more profitable to furnish them with a general method by the use of the equation , than ...
... costs $ 1.80 , what is the value of a ton ? When , however , it becomes necessary to assist pupils in the solution of problems of this class , it is more profitable to furnish them with a general method by the use of the equation , than ...
Σελίδα 47
... cost $ 1.57 ; at 5 per lb. , 157 × 157 per lb. , the $ 7.85 $ 1.57 cost is 5 times $ 1.57 . Business NOTES ON CHAPTER SIX 47 X.
... cost $ 1.57 ; at 5 per lb. , 157 × 157 per lb. , the $ 7.85 $ 1.57 cost is 5 times $ 1.57 . Business NOTES ON CHAPTER SIX 47 X.
Σελίδα 48
... cost is 5 times $ 1.57 . Business men pay no attention X 5 to these fine - spun distinctions ; they use as a ... cost 6 dollars ; and that at 3 quarters per bushel the cost would be 3 times 6 dollars , etc. Pupils should be encouraged to ...
... cost is 5 times $ 1.57 . Business men pay no attention X 5 to these fine - spun distinctions ; they use as a ... cost 6 dollars ; and that at 3 quarters per bushel the cost would be 3 times 6 dollars , etc. Pupils should be encouraged to ...
Σελίδα 52
... cost of each item without recourse to his slate . If he does not know the product of 16 x 5 , he should multiply one ... cost of each item is placed in the first columns of dollars and cents , the amount of the bill being placed in the ...
... cost of each item without recourse to his slate . If he does not know the product of 16 x 5 , he should multiply one ... cost of each item is placed in the first columns of dollars and cents , the amount of the bill being placed in the ...
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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.