Elementary Arithmetic, Oral and WrittenA.S. Barnes, 1878 - 232 σελίδες |
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Σελίδα 8
... called numbers . A Number is one or more things of the same kind . What number tells how many girls there are on the grounds ? What is the number of boys ? Thus far we have used words to express numbers ; we may also use Figures . The ...
... called numbers . A Number is one or more things of the same kind . What number tells how many girls there are on the grounds ? What is the number of boys ? Thus far we have used words to express numbers ; we may also use Figures . The ...
Σελίδα 22
... called the Word Method ; as one , two , three , four , etc. as 1 , 2 , 3 , 4 , etc. 2. By figures - called the Arabic Method ; 3. By letters - called the Roman Method ; as I , II , III , IV , etc. Write all the numbers to fifteen , by ...
... called the Word Method ; as one , two , three , four , etc. as 1 , 2 , 3 , 4 , etc. 2. By figures - called the Arabic Method ; 3. By letters - called the Roman Method ; as I , II , III , IV , etc. Write all the numbers to fifteen , by ...
Σελίδα 23
... called digits . The naught is also called 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 ...
... called digits . The naught is also called 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 ...
Σελίδα 26
... called hundreds . Units of the Fourth Order express collections of ten hundreds or one thousand , and are therefore called thousands , as shown in the following NUMERATION TABLE . 5 4 Hundreds of Trillions . Tens of Trillions ...
... called hundreds . Units of the Fourth Order express collections of ten hundreds or one thousand , and are therefore called thousands , as shown in the following NUMERATION TABLE . 5 4 Hundreds of Trillions . Tens of Trillions ...
Σελίδα 29
... called the period of units , the second is called the period of thou- sands ; the third is the period of millions , and so on , as shown in the following table : Periods trillions , billions , millions , thousands , units NOTATION AND ...
... called the period of units , the second is called the period of thou- sands ; the third is the period of millions , and so on , as shown in the following table : Periods trillions , billions , millions , thousands , units NOTATION AND ...
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.