Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
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Σελίδα 13
... common denominator . A number of fractions are said to have a common denominator when they all have the same number for their denominators . For example , and cannot be added as they stand , any more than can 3 bolts and 5 washers ...
... common denominator . A number of fractions are said to have a common denominator when they all have the same number for their denominators . For example , and cannot be added as they stand , any more than can 3 bolts and 5 washers ...
Σελίδα 15
... common denominator of two or more fractions , the next step is to reduce the given fractions to fractions having this least common denominator . Let us take ,,, and . We first find the L. C. D. , which is 120. We next proceed to reduce ...
... common denominator of two or more fractions , the next step is to reduce the given fractions to fractions having this least common denominator . Let us take ,,, and . We first find the L. C. D. , which is 120. We next proceed to reduce ...
Σελίδα 26
... common factor of those numbers . Thus , 2 is a common factor of 8 and 12 , because it will divide into both 8 and 12 without leaving a remainder . Four ( 4 ) is also a common factor of 8 and 12. Similarly , 7 is a common factor of 14 ...
... common factor of those numbers . Thus , 2 is a common factor of 8 and 12 , because it will divide into both 8 and 12 without leaving a remainder . Four ( 4 ) is also a common factor of 8 and 12. Similarly , 7 is a common factor of 14 ...
Περιεχόμενα
ARTICLE | 1 |
Improper fractions | 7 |
Reduction to lower terms | 13 |
Πνευματικά δικαιώματα | |
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amount Answer Antilog belt block boiler bolt brake horsepower Calculate castings cent Centigrade centimeters ciphers circle circumference common fraction cutting speed cylinder decimal places decimal point denominator diameter dimes distance divide dividend division dollar efficiency emery wheel equal Example Explanation Fahrenheit feet figure foot force arm formula given heat hoist horsepower improper fraction inclined plane indicated jackscrew lathe lead screw length lever lifted line shaft load logarithmic scale logarithms machine mantissa measure mechanical advantage meter minute mixed number multiply number of teeth pipe piston pounds pressure Problem pull pulley pump quotient raised ratio reduced revolutions per minute rope scale shown in Fig slide rule square inch square root steam engine steel stress stroke subtract surface speed tank temperature threads per inch trial divisor unit volume weight arm whole number width