Junior High School Mathematics: Book One, Volume 1D.C. Heath & Company, 1921 |
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Page 1
... called digits . By means of them , the integers or whole numbers , the common fractions , and the decimal fractions are written . A number like 5,462 should be read five thousand , four hundred , sixty - two , not five thousand and four ...
... called digits . By means of them , the integers or whole numbers , the common fractions , and the decimal fractions are written . A number like 5,462 should be read five thousand , four hundred , sixty - two , not five thousand and four ...
Page 11
... expected . This statement is called an invoice . Bring to class any invoices or blanks on which they are prepared , that you can obtain in your town . SAMPLE INVOICE Mr. Arthur Anderson NORWICH , ILLINOIS Feb. 15 GENERAL REVIEW 11.
... expected . This statement is called an invoice . Bring to class any invoices or blanks on which they are prepared , that you can obtain in your town . SAMPLE INVOICE Mr. Arthur Anderson NORWICH , ILLINOIS Feb. 15 GENERAL REVIEW 11.
Page 15
... called the terms of 4 Denominator the fraction . A fraction like may be understood as meaning three of four equal parts into which a unit is divided . Thus the shaded part of rectangle AB represents of AB . A B Mathematicians think of a ...
... called the terms of 4 Denominator the fraction . A fraction like may be understood as meaning three of four equal parts into which a unit is divided . Thus the shaded part of rectangle AB represents of AB . A B Mathematicians think of a ...
Page 16
... called changing a mixed number into an improper fraction . Again , 21 means 21 ÷ 8 . Every eight th's makes one whole . Dividing 21 by 8 gives 2 as quotient and 5 as remainder . 8 % 8/8 5 % 5/8 Hence 21 = 25 . This is called changing an ...
... called changing a mixed number into an improper fraction . Again , 21 means 21 ÷ 8 . Every eight th's makes one whole . Dividing 21 by 8 gives 2 as quotient and 5 as remainder . 8 % 8/8 5 % 5/8 Hence 21 = 25 . This is called changing an ...
Page 19
... called canceling . Example 1 . 3 18/42 2 10 2 9 3 1 3 Here 3 and 9 are each divided by 3 ; also 5 and 10 are each divided by 5 . Example 2 . 2 ས × སྶཾ - ,, - , = = 4 8 32 5 3 1 Here 2 is first changed to an improper fraction . Example 3 ...
... called canceling . Example 1 . 3 18/42 2 10 2 9 3 1 3 Here 3 and 9 are each divided by 3 ; also 5 and 10 are each divided by 5 . Example 2 . 2 ས × སྶཾ - ,, - , = = 4 8 32 5 3 1 Here 2 is first changed to an improper fraction . Example 3 ...
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Common terms and phrases
acre amount due arc degrees average bisect bisector borrowed bought bushel butter fat coal common fraction compasses Construct cubic foot decimal place decimal point diagonals diameter discount Divide dozen Draw a segment Draw the altitude drill equal Example feet figure Find the area Find the cost Find the interest finding the base following numbers formula gallon geometry gross profit hypotenuse improper fraction inches long increase isosceles trapezoid length Liberty Bond list price marked marked price measure miles months Multiply the numbers number decreased number of days numbers of Row parallelogram parallelopiped percentage perpendicular pound print or write protractor pupils quotient rate per cent received rectangle represent right angle right triangle saved by buying scale drawing selling price sides sold Solution square inches subtract Test tracing paper trapezoid triangle ABC vertex vertical weight wide zoid
Popular passages
Page 220 - Liquid Measure 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Page 221 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year...
Page 219 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq.
Page 220 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Page 219 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Page 219 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Page 220 - AVoIRDUPOIS WEIGHT 16 ounces (oz.) = 1 pound (Ib.). 100 pounds = 1 hundredweight (cwt.). 20 hundredweight = 1 ton (T.).
Page 103 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Page 221 - Money 100 pfennige = 1 mark 1 mark = 28.8 cents Miscellaneous Measures Numbers Paper 12 units = 1 dozen (doz.) 24 sheets = 1 quire 20 units = 1 score 20 quires = 1 ream 12 dozen = 1 gross (gr.) 2 reams = 1 bundle 12 gross = 1 great gross 5 bundles = 1 bale Some Standard Weights (Used in most of the States) Wheat . . . . . . 60 Ib.
Page 220 - MEASURE 60 minims (lt\,) = 1 fluid dram (f 3) 8 fluid drams = 1 fluid ounce (f 3 ) 16 fluid ounces = 1 pint (O) 8 pints = 1 gallon (cong...