Mathematics for Common Schools: A Manual for Teachings, Including Definitions, Principles, and Rules and Solutions of the More Difficult ProblemsD.C. Heath & Company, 1900 - 312 σελίδες |
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acres algebraic altitude amount angle answer apothem Arithmetic base bisecting calculate Cancel cents chapter 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 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 written yards
Δημοφιλή αποσπάσματα
Σελίδα 38 - De Garmo's Essentials of Method. A practical exposition of methods with illustrative outlines of common school studies. 65 cts.
Σελίδα xix - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Σελίδα vii - 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.
Σελίδα ii - I. Write the divisor at the left of the dividend, with a line between them.
Σελίδα 83 - К and L. The scholars should understand that two lines can be perpendicular without one being a horizontal line and the other a vertical line. 5. The size of an angle does not depend upon the length of the lines that form the angle. Two short lines may meet at a very obtuse angle, and two long lines may form a very acute angle. 13. If the pupils have in their drawing lessons constructed triangles by means of compasses, these may be used ; otherwise, let them manage as best they can, no great accuracy...
Σελίδα 126 - Multiply the sum of the parallel sides by the perpendicular distance between them, and half the product will be the area.
Σελίδα iii - 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 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 33 - Presents a carefully graded course, to begin with the fourth year and continue through the eighth year. Part I, 30 cts.; Part II, 65 cts. Badlam's Aids tO Number. Teacher's edition — First series, Nos. i to 10, 40 cts.; Second series, Nos. 10 to 20, 40 cts. Pupil's edition — First series, 25 cts.; Second series, 25 cts. Branson's Methods in Teaching Arithmetic. 15 cts. Hanus's Geometry in the Grammar Schools. An essay, with outline of work for the last three years of the grammar school. 25 cts.
Σελίδα 38 - Perhaps the most influential book ever written on the subject of Education.