Elementary Arithmetic, Oral and WrittenA.S. Barnes, 1878 - 232 σελίδες |
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Σελίδα 23
... cipher or zero , and when con- sidered by itself , has no value . The other figures are called significant , because each has a value . 10. Arithmetic is the science of numbers , and the art of computing by them . TEST QUESTIONS . What ...
... cipher or zero , and when con- sidered by itself , has no value . The other figures are called significant , because each has a value . 10. Arithmetic is the science of numbers , and the art of computing by them . TEST QUESTIONS . What ...
Σελίδα 25
... cipher in the place of the unit of the first order . Thus , 10 . The orders of units are indicated by the relative ... ciphers taking the place of the absent units . Write two tens . What number have you written ? Write three tens ...
... cipher in the place of the unit of the first order . Thus , 10 . The orders of units are indicated by the relative ... ciphers taking the place of the absent units . Write two tens . What number have you written ? Write three tens ...
Σελίδα 30
... ciphers . Divide 14674268436173 into periods . Tell how many figures in each period , and read the number . DEFINITION . 20. A Rule is a brief direction for performing work . RULE FOR NOTATION . Begin at the left and write the figures ...
... ciphers . Divide 14674268436173 into periods . Tell how many figures in each period , and read the number . DEFINITION . 20. A Rule is a brief direction for performing work . RULE FOR NOTATION . Begin at the left and write the figures ...
Σελίδα 40
... the number of cents : thus , $ 25.75 , read twenty- five dollars and seventy - five cents . If the number of cents to be written is less than ten , a cipher must be put in the tens place ; thus , $ 16.05 , read 40 ADDITION .
... the number of cents : thus , $ 25.75 , read twenty- five dollars and seventy - five cents . If the number of cents to be written is less than ten , a cipher must be put in the tens place ; thus , $ 16.05 , read 40 ADDITION .
Σελίδα 68
... ciphers on the right . Every cipher that we annex to a whole number moves each of its digits one place to the left ; but this is the same as multiplying by 10 . Hence , to multiply a whole number by 10 , 68 MULTIPLICATION .
... ciphers on the right . Every cipher that we annex to a whole number moves each of its digits one place to the left ; but this is the same as multiplying by 10 . Hence , to multiply a whole number by 10 , 68 MULTIPLICATION .
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.