Advanced ArithmeticAmerican book Company, 1905 - 253 σελίδες |
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Σελίδα 9
... the nu- merals used to - day are called the Arabic numerals . The Arabs , however , did not invent the system . They received it and its figures from the Hindus . 11. The origin of each of the number symbols 4 NOTATION AND NUMERATION.
... the nu- merals used to - day are called the Arabic numerals . The Arabs , however , did not invent the system . They received it and its figures from the Hindus . 11. The origin of each of the number symbols 4 NOTATION AND NUMERATION.
Σελίδα 11
... figures each ? Read it . 5. If 4 is annexed to the right of 376 , how is the value of each of the digits 3 , 7 , 6 affected ? if 4 is annexed to the left ? if 4 is inserted between 3 and 7 ? 6. What is the local value of each figure in ...
... figures each ? Read it . 5. If 4 is annexed to the right of 376 , how is the value of each of the digits 3 , 7 , 6 affected ? if 4 is annexed to the left ? if 4 is inserted between 3 and 7 ? 6. What is the local value of each figure in ...
Σελίδα 12
... figures have been added upward , check by adding downward . If the two results agree , the work is probably correct . Another good check for adding , often used by account- ants , is to add beginning with the left - hand column . 16000 ...
... figures have been added upward , check by adding downward . If the two results agree , the work is probably correct . Another good check for adding , often used by account- ants , is to add beginning with the left - hand column . 16000 ...
Σελίδα 14
... figure by one , and adding eleven increases the units ' and the tens ' digits each by one . EXERCISE 3 1. Begin with 8 and add 7's till the result is 50 . 2. Begin with 3 and add 8's till the result is 67 . Form the following sums till ...
... figure by one , and adding eleven increases the units ' and the tens ' digits each by one . EXERCISE 3 1. Begin with 8 and add 7's till the result is 50 . 2. Begin with 3 and add 8's till the result is 67 . Form the following sums till ...
Σελίδα 16
... figures at a time . Elaborate calculating machines have also been invented , and are much used in banks and counting offices . By means of these machines , columns of numbers can be tabulated and the sum printed by simply turning a ...
... figures at a time . Elaborate calculating machines have also been invented , and are much used in banks and counting offices . By means of these machines , columns of numbers can be tabulated and the sum printed by simply turning a ...
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acres altitude amount antilog arithmetical bank base bushels called carpet cent centimeters circle circumference common contained cube root cubic foot decagram decimal fraction decimal places decimeter denominator diameter difference digits discount divided dividend divisor earth equal EXERCISE factors figures Find the area Find the cost Find the number Find the volume grains greatest common divisor Greenwich Gregorian calendar Hence hour hypotenuse inch indorsement interest kilogram length logarithm longitude LYMAN'S ADV mantissa measure meridian meter metric system Multiply noon number of decimal paid parallelopiped payment pound premium prime meridian prism pyramid quotient radius ratio rectangular parallelopiped Reduce remainder right triangle sells sexagesimal side sold Solution specific gravity square root square yard subtract symbol trapezoid unit weight wide
Δημοφιλή αποσπάσματα
Σελίδα 64 - 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. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 133 - Specific Gravity. The specific gravity of a substance is the ratio of its weight to the weight of an equal volume of some other substance taken as a standard.
Σελίδα 64 - MEASURE 12 inches (in.) = 1 foot (ft). 3 feet = 1 yard (yd.). 5J yards or Щ feet = 1 rod (rd.) . 320 rods = 1 mile (mi.). SURFACE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq.
Σελίδα 183 - Find the amount of the principal to the time when the payment, or the sum of the payments, equals or exceeds the interest due.
Σελίδα 48 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 66 - Liquid Measure 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 65 - 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 63 - Weight is used by apothecaries and physicians in compounding dry medicines. 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 65 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.