Practical arithmetic for the use of adultsC.H. Law, 1848 - 120 σελίδες |
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Σελίδα 11
... calculation can be accomplished . You will be surprised to learn that this art , so valu- able in itself , and so necessary to know , requires but these two simple methods for working the most intricate questions , viz . , first , to ...
... calculation can be accomplished . You will be surprised to learn that this art , so valu- able in itself , and so necessary to know , requires but these two simple methods for working the most intricate questions , viz . , first , to ...
Σελίδα 19
... calculations . A sudden thought passes over the mind , a momentary dulness , and you may set down a wrong figure , which if not discovered at once and rectified , would often cause much trouble and serious loss . Such being the case ...
... calculations . A sudden thought passes over the mind , a momentary dulness , and you may set down a wrong figure , which if not discovered at once and rectified , would often cause much trouble and serious loss . Such being the case ...
Σελίδα 37
... , the sum may be worked by adding as many ciphers to the multiplicand as there are nines in the multiplier , and from this product subtract the multiplicand . Multiply 276 by 99. - By adding two ciphers 27600 THE CALCULATIONS . 37.
... , the sum may be worked by adding as many ciphers to the multiplicand as there are nines in the multiplier , and from this product subtract the multiplicand . Multiply 276 by 99. - By adding two ciphers 27600 THE CALCULATIONS . 37.
Σελίδα 39
... 5. This leaves but 3 , 7 , 9 , 11 , and you will readily perceive what numbers are evenly divisible by these , as they arise in the progress of your work . Having now said all that I think necessary for the THE CALCULATIONS . 39.
... 5. This leaves but 3 , 7 , 9 , 11 , and you will readily perceive what numbers are evenly divisible by these , as they arise in the progress of your work . Having now said all that I think necessary for the THE CALCULATIONS . 39.
Σελίδα 43
... calculations where they are expressed perhaps a hun- dred times , their amount becomes considerable ; as , At 64d per ... calculation of the price of two hundred pounds , you would lose four shillings and two- pence . Such , therefore ...
... calculations where they are expressed perhaps a hun- dred times , their amount becomes considerable ; as , At 64d per ... calculation of the price of two hundred pounds , you would lose four shillings and two- pence . Such , therefore ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acres added amount Answers to Addition Arithmetic Battle of Hastings bottom line Bought bushels called carry Chain Rule common denominator compound fraction cost decimal difference dividend divisor is contained drams eight English equal evenly example express farthings feet following sums four frac furlongs gallons gals Genappe hhds hundred improper fraction inches Key to ditto learner leaves a remainder less requires lesser lines of figures Long Division lowest denomination lowest terms merator miles millions mixed number multiplicand nails nator nine numerator and denominator ounces pence penny poles pounds practice the following Prince of Orange proceed proportion pupil quantities quarters quotient Recurring Decimals reduce Reduction Ascending roods Rule of Three seven shew shillings square submultiples Subtraction thirty-six thousand tion TROY WEIGHT twelve twenty Vulgar Fractions whole number written
Δημοφιλή αποσπάσματα
Σελίδα 8 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq.
Σελίδα 7 - AVOIRDUPOIS WEIGHT. 16 drams (dr.) make 1 ounce, marked oz. 16 ounces 1 pound Ib. 28 pounds 1 quarter qr. 4 quarters 1 hundred weight cwt. 20 hundred weight 1 ton T.
Σελίδα 10 - 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...
Σελίδα 10 - January 31, February 28, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, December 31.
Σελίδα 49 - Dividing the numerator and denominator of a fraction by the same number does not alter the value of the fraction.
Σελίδα 56 - Reduce compound fractions to simple ones, and mixt numbers to improper fractions ; then multiply the numerators together for a new numerator, and the denominators for. a new denominator.
Σελίδα 9 - MEASURE. 1728 cubic inches make 1 cubic foot. 27 cubic feet " 1 cubic yard. 40 cubic feet of round or 50 > „ . cubic feet of hewn timber $ 128 cubic feet
Σελίδα 7 - TROY WEIGHT. 24 grains (gr.) make 1 penny-weight, marked dwt. 20 penny-weights 1 ounce oz. 12 ounces 1 pound Ib. By this weight are weighed gold, silver, jewels, corn, bread, and liquors. 13. If an ingot of silver weigh 42 oz. 13 dwt., what is it worth at 4 cents per dwt.
Σελίδα 103 - When, in order to find a fourth proportional, several circumstances require to be considered, it is called Compound Proportion. If 14 horses eat 56 bushels of oats in 16 days ; how many bushels will be required for 20 horses for 24 days?
Σελίδα 9 - Measure. 4 gills make 1 pint 2 pints 1 quart 4 quarts 1 gallon 10 gallons 1 anker of brandy 42 gallons 1 tierce 63 gallons...