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 48
... 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 bushels at 1 quarter per bushel ...
... 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 bushels at 1 quarter per bushel ...
Σελίδα 64
... base - balls at $ 3 each , the number of balls would equal 12 ÷ 3 . I must , therefore , divide . " He mentally inverts the divisor , & , then cancels , etc. 636. The scholars should be allowed sufficient time to work these out in their ...
... base - balls at $ 3 each , the number of balls would equal 12 ÷ 3 . I must , therefore , divide . " He mentally inverts the divisor , & , then cancels , etc. 636. The scholars should be allowed sufficient time to work these out in their ...
Σελίδα 85
... to the occasional employment of an oblique line as a base in constructing squares , rectangles , etc. See Arithmetic , Art . 1265. A card may be used to make a square corner . 24. See Arithmetic , Art . 929 , No. 8 NOTES ON CHAPTER NINE 85.
... to the occasional employment of an oblique line as a base in constructing squares , rectangles , etc. See Arithmetic , Art . 1265. A card may be used to make a square corner . 24. See Arithmetic , Art . 929 , No. 8 NOTES ON CHAPTER NINE 85.
Σελίδα 86
... bases and equal altitudes . shows three rhomboids of equal bases and equal altitudes , but differing in shape . 25. See Art . 929 , No. 8 . 847. 1. ( of 15 x 20 ) sq . in . The length of the third side . does not enter into the ...
... bases and equal altitudes . shows three rhomboids of equal bases and equal altitudes , but differing in shape . 25. See Art . 929 , No. 8 . 847. 1. ( of 15 x 20 ) sq . in . The length of the third side . does not enter into the ...
Σελίδα 96
... base or the rate by the older arithmetical method , will omit 30-41 . х 30 . × 65 : 100 13 x 20 Ans . 35. x + 815 132 ; etc. 31 . 13x 20 - 26 ; etc. 37. x - 813 = 78 ; etc. 32 . 33 . 14 814 х X of x == Ans . 38 . of 4 100 213 х = Ans ...
... base or the rate by the older arithmetical method , will omit 30-41 . х 30 . × 65 : 100 13 x 20 Ans . 35. x + 815 132 ; etc. 31 . 13x 20 - 26 ; etc. 37. x - 813 = 78 ; etc. 32 . 33 . 14 814 х X of x == Ans . 38 . of 4 100 213 х = Ans ...
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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