Advanced ArithmeticAmerican book Company, 1905 - 253 σελίδες |
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Αποτελέσματα 1 - 5 από τα 41.
Σελίδα 7
... written symbols of the Babylonians were cuneiform or wedge - shaped symbols . The vertical wedge ( ) was used to ... writing them adjacent to each other . Thus , MY = 1 + 1 + 1 = 3 , YY = 10+ 10 + 1 + 1 = 22 , < = 10 x 100 = 1000 , m = 5 ...
... written symbols of the Babylonians were cuneiform or wedge - shaped symbols . The vertical wedge ( ) was used to ... writing them adjacent to each other . Thus , MY = 1 + 1 + 1 = 3 , YY = 10+ 10 + 1 + 1 = 22 , < = 10 x 100 = 1000 , m = 5 ...
Σελίδα 9
... Written in Roman notation 513 = DXIII . In the Roman notation each symbol has its intrinsic value only . 8. The ancients lacked also the symbol for zero , or the absence of quantity . The introduction of this symbol made place value ...
... Written in Roman notation 513 = DXIII . In the Roman notation each symbol has its intrinsic value only . 8. The ancients lacked also the symbol for zero , or the absence of quantity . The introduction of this symbol made place value ...
Σελίδα 10
... written cursively , and 1 by a single stroke . Just when the zero was introduced is uncertain , but it probably appeared about the close of the fifth century A.D. The Arabs called the sign 0 , sifr ( sifra = empty ) . This became the ...
... written cursively , and 1 by a single stroke . Just when the zero was introduced is uncertain , but it probably appeared about the close of the fifth century A.D. The Arabs called the sign 0 , sifr ( sifra = empty ) . This became the ...
Σελίδα 12
... written in columns with units of like order under one another . 15. In adding a column of given numbers , the ... writing down the 9 as he names the last num- ber . The remaining columns should be added as follows : three , seven , nine ...
... written in columns with units of like order under one another . 15. In adding a column of given numbers , the ... writing down the 9 as he names the last num- ber . The remaining columns should be added as follows : three , seven , nine ...
Σελίδα 15
... written in a line across the page . If totals are required at the right - hand side of the page , add from left to right and check by adding from right to left . Add : 17. 23 , 42 , 31 , 76 , 94 , 11 , 13 , 27 , 83 , 62 , 93 . 18. 728 ...
... written in a line across the page . If totals are required at the right - hand side of the page , add from left to right and check by adding from right to left . Add : 17. 23 , 42 , 31 , 76 , 94 , 11 , 13 , 27 , 83 , 62 , 93 . 18. 728 ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
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.