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 49
... . , instead of changing the divisor to ft . , they natu- rally reduce the dividend to 24 inches , even if in 2 ft . ÷ 6 in . they may have used ft . as the divisor . - 518. Changing the dividend to cents , No. 1 NOTES ON CHAPTER SIX 49.
... . , instead of changing the divisor to ft . , they natu- rally reduce the dividend to 24 inches , even if in 2 ft . ÷ 6 in . they may have used ft . as the divisor . - 518. Changing the dividend to cents , No. 1 NOTES ON CHAPTER SIX 49.
Σελίδα 56
... inch , they should be required to cut out a number of square pieces of paper , each side measuring an inch . These squares should then be used in determining the number of square inches in the two rectangles next drawn ; 2 inches by 1 inch ...
... inch , they should be required to cut out a number of square pieces of paper , each side measuring an inch . These squares should then be used in determining the number of square inches in the two rectangles next drawn ; 2 inches by 1 inch ...
Σελίδα 57
... 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 pupils to work without them . After the scholars understand how to obtain ...
... 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 pupils to work without them . After the scholars understand how to obtain ...
Σελίδα 67
... inches . 2. 18 yd . by 21 yd . 8. 18 yd . by 2 yd . 3. 2 yd . by 3 yd . 7. 9 yd . by 32 yd . 682. No. 14. 14 yd . by yd . 9. 16 yd . by 15 yd . 10. 1 yd . by 24 yd . No. 15. 8 pieces , each 36 yd . long and 3 yd . , or § yd . wide . No ...
... inches . 2. 18 yd . by 21 yd . 8. 18 yd . by 2 yd . 3. 2 yd . by 3 yd . 7. 9 yd . by 32 yd . 682. No. 14. 14 yd . by yd . 9. 16 yd . by 15 yd . 10. 1 yd . by 24 yd . No. 15. 8 pieces , each 36 yd . long and 3 yd . , or § yd . wide . No ...
Σελίδα 78
... inches in a square foot , etc. A drawing is asked in the first part of 14 , so that children will see that the dimensions are not 4 × 6 . The short method of finding the area of the fence in 15 , by multiplying 900 by 10 , should not be ...
... inches in a square foot , etc. A drawing is asked in the first part of 14 , so that children will see that the dimensions are not 4 × 6 . The short method of finding the area of the fence in 15 , by multiplying 900 by 10 , should not be ...
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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.