Business ArithmeticAllyn and Bacon, 1918 - 474 σελίδες |
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Σελίδα 2
... methods for performing operations which to us are very simple . With the Arithmetic in vogue in Europe 1000 years ago , our civilization would be impossible . Arithmetical computation would be so laborious that we could not find enough ...
... methods for performing operations which to us are very simple . With the Arithmetic in vogue in Europe 1000 years ago , our civilization would be impossible . Arithmetical computation would be so laborious that we could not find enough ...
Σελίδα 3
... methods of reading numbers are usually used . Notice that the comma or the space is not used to separate groups in num- bers containing only four figures . EXERCISES Dictate the following numbers while some one else writes them down ...
... methods of reading numbers are usually used . Notice that the comma or the space is not used to separate groups in num- bers containing only four figures . EXERCISES Dictate the following numbers while some one else writes them down ...
Σελίδα 6
... Methods of Multiplication and Division . - Multiplication and division are not performed very easily on the abacus . As late as the year 944 , a distinguished European mathematician multiplied 400 by 5 by adding . The same mathematician ...
... Methods of Multiplication and Division . - Multiplication and division are not performed very easily on the abacus . As late as the year 944 , a distinguished European mathematician multiplied 400 by 5 by adding . The same mathematician ...
Σελίδα 11
... method . To become quick and accurate in adding by groups will require much practice , but when once really mastered it will ma- terially increase both speed and accuracy . ORAL EXERCISES Add the following , using groups of two figures ...
... method . To become quick and accurate in adding by groups will require much practice , but when once really mastered it will ma- terially increase both speed and accuracy . ORAL EXERCISES Add the following , using groups of two figures ...
Σελίδα 16
... method amounts simply to adding each column both ways . The putting down of the sum of each column has an advantage when the computer is liable to interruption . However , the same purpose may be attained by writing down the numbers to ...
... method amounts simply to adding each column both ways . The putting down of the sum of each column has an advantage when the computer is liable to interruption . However , the same purpose may be attained by writing down the numbers to ...
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
30 days acres altitude amount annual prem avoirdupois bank base bill bought bushels called cash column commission compound interest computed cubic feet cubic foot decimal point denominator discount divide dividend division divisor dollars draft equals Example feet long figures Find the cost Find the interest Find the total fraction gallons Hence improper fraction inches income integer investment July list price long ton marking price measure method of complements metric system miles Milreis minuend mixed number multiply number of days ORAL EXERCISES Find payment pound sterling pounds preferred stock premium PRINCIPAL RATE PROBLEMS profit quotient rate of gain rate of interest ratio Reduce rods selling price Sept shares sold Solution square feet square root square yards subtract subtrahend triangle United weight WRITTEN EXERCISES Find
Δημοφιλή αποσπάσματα
Σελίδα 170 - 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...
Σελίδα 225 - A pile of wood 8 feet long, 4 feet wide, and 4 feet high, contains 1 cord; and a cord foot is 1 foot in length of such a pile.
Σελίδα 166 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 185 - Measures of Length 10 millimeters (mm) =1 centimeter cm 10 centimeters =1 decimeter dm 10 decimeters =1 meter m 10 meters =1 dekameter Dm 10 dekameters =1 hektometer Hm 10 hektometers =1 kilometer Km...
Σελίδα 208 - The sum of the squares of the two sides of a right triangle is equal to the square of the hypotenuse; a a +b j =c*.
Σελίδα 121 - In multiplication of decimals, we know that the number of decimal places in the product is equal to the sum of those in both the factors.
Σελίδα 175 - TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 208 - Subtract the square of the given side from the square of the hypotenuse, and extract the square root of the remainder. EXAMPLE 1. — The side given is 3 inches, the hypotenuse is 5 inches; what is the length of the other side ? SOLUTION.— 3- = 9 ; 5
Σελίδα 185 - Length. 10 millimeters (mm.) 1 centimeter (cm.) 10 centimeters 1 decimeter (dm.) 10 decimeters 1 meter (m.) 10 meters 1 dekameter (Dm.) 10 dekameters 1 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.
Σελίδα 441 - States money by 10, move the decimal point one place to the right; to multiply by 100, move the decimal point two places to the right; to multiply by 1000, move the decimal point three places to the right.