Elementary Arithmetic, Oral and WrittenA.S. Barnes, 1878 - 232 σελίδες |
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Σελίδα 3
... expressed in the form of a definition . The methods and rules have been deduced from prac- tical operations and enforced by familiar illustrations . To direct the attention to important principles , leading test questions have been ...
... expressed in the form of a definition . The methods and rules have been deduced from prac- tical operations and enforced by familiar illustrations . To direct the attention to important principles , leading test questions have been ...
Σελίδα 21
... expressed by these seven letters . TABLE . • • • I. 21 XXI . II . 22 XXII . • • III . 23 · • XXIII . IV . 24 XXIV . V. 25 XXV . • VI . • 26 XXVI . • • • VII . 27 • XXVII . • VIII . 28 · XXVIII . • IX . 29 • • • X. 30 • • . XI . 40 ...
... expressed by these seven letters . TABLE . • • • I. 21 XXI . II . 22 XXII . • • III . 23 · • XXIII . IV . 24 XXIV . V. 25 XXV . • VI . • 26 XXVI . • • • VII . 27 • XXVII . • VIII . 28 · XXVIII . • IX . 29 • • • X. 30 • • . XI . 40 ...
Σελίδα 25
... expressed without a unit of the first order , by putting a cipher in the place of the unit of the first order . Thus , 10 . The orders of units are indicated by the relative positions of the figures . Units of any order may be written ...
... expressed without a unit of the first order , by putting a cipher in the place of the unit of the first order . Thus , 10 . The orders of units are indicated by the relative positions of the figures . Units of any order may be written ...
Σελίδα 27
... expressed by a single figure . 2. Numbers from ten to ninety - nine inclusive are com- posed of tens and units . Thus , twenty - seven is composed of 2 tens and 7 units ; forty - eight is composed of 4 tens and 8 units . Write the ...
... expressed by a single figure . 2. Numbers from ten to ninety - nine inclusive are com- posed of tens and units . Thus , twenty - seven is composed of 2 tens and 7 units ; forty - eight is composed of 4 tens and 8 units . Write the ...
Σελίδα 32
... expressed by two figures ? What by three figures ? When there are four figures in a number , of what orders is it composed ? Give an example and name the order of each figure . What do units of the first order denote ? What do units of ...
... expressed by two figures ? What by three figures ? When there are four figures in a number , of what orders is it composed ? Give an example and name the order of each figure . What do units of the first order denote ? What do units of ...
Συχνά εμφανιζόμενοι όροι και φράσεις
abstract number acres annex apples bers bought boys bushels called ciphers column common denominator common fractions complex fraction composite number COMPOUND NUMBERS currency decimal fraction decimal point decimeters denominate number dimes discount Divide dividend dollars equal EXAMPLES FOR WRITTEN EXERCISES FOR ORAL EXPLANATION.-We expressed feet Find the cost Find the interest Find the sum following numbers following RULE fractional unit gallon Give the rule greatest common divisor hence horses hundred hundredths ILLUSTRATION improper fraction integral least common multiple leaves marbles meters method Metric system minuend mixed number months multiplicand notation number of things operation of finding pears percentage primary unit prime factors proper fraction quarts quotient Recite the table remainder sheep shillings simple fraction simple numbers sold square subtract subtrahend tens thousand U. S. dollars whole number Write the number writing numbers yards
Δημοφιλή αποσπάσματα
Σελίδα 178 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Σελίδα 173 - 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 (yr.) 366 days = 1 leap year About 30 days = 1 month (mo.) 12 months = 1 year VALUE 10 cents (ct.
Σελίδα 178 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 178 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 123 - Multiply the whole number by the numerator of the fraction, and divide the product by the denominator.
Σελίδα 155 - TABLE. 4 farthings (far. or qr.) make 1 penny d. 12 pence " 1 shilling, s. 20 shillings " 1 pound or sovereign . . £ or sov.
Σελίδα 93 - Multiplying or dividing both Dividend and Divisor by the same number, does not change the Quotient.
Σελίδα 144 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Σελίδα 176 - 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 157 - 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 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.