Elementary Arithmetic, Oral and WrittenA.S. Barnes, 1878 - 232 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 18.
Σελίδα 34
... two or more numbers is a number which contains as many units as all the numbers taken together . 28. Addition is the operation of finding the sum of two or more numbers . The numbers to be added must be similar , that. 34 ADDITION .
... two or more numbers is a number which contains as many units as all the numbers taken together . 28. Addition is the operation of finding the sum of two or more numbers . The numbers to be added must be similar , that. 34 ADDITION .
Σελίδα 35
William Guy Peck. The numbers to be added must be similar , that is , they must have the same unit . Three days and two days can be added , because they have the same unit , one day ; but three days and two yards cannot be added ...
William Guy Peck. The numbers to be added must be similar , that is , they must have the same unit . Three days and two days can be added , because they have the same unit , one day ; but three days and two yards cannot be added ...
Σελίδα 38
... adding , name only the results of each addition : thus , Example ( 1 ) , three , ten , fifteen , nineteen ; Example ( 2 ) , nine , eleven , nineteen , twenty - five . Prove the work by adding ... added by the following RULE . 38 ADDITION .
... adding , name only the results of each addition : thus , Example ( 1 ) , three , ten , fifteen , nineteen ; Example ( 2 ) , nine , eleven , nineteen , twenty - five . Prove the work by adding ... added by the following RULE . 38 ADDITION .
Σελίδα 39
... added ; write the entire sum of the last column . PROOF . Add the numbers from the top down- ward ; if the result is the same as the first sum , the work is presumed to be right . EXAMPLES . ( 1. ) ( 2. ) ( 3. ) ( 4. ) ( 5. ) 24 30 45 ...
... added ; write the entire sum of the last column . PROOF . Add the numbers from the top down- ward ; if the result is the same as the first sum , the work is presumed to be right . EXAMPLES . ( 1. ) ( 2. ) ( 3. ) ( 4. ) ( 5. ) 24 30 45 ...
Σελίδα 40
... added to 236 quarts ? Why not ? EXAMPLES . 17. Find the sum of 125 , 718 , 64 , 376 , and 715 . 18. Find the sum of 73 years , 172 years , 60 years , 812 years , 43 and 197 years . years , 19. Add 345 quarts , 117 quarts , 123 quarts ...
... added to 236 quarts ? Why not ? EXAMPLES . 17. Find the sum of 125 , 718 , 64 , 376 , and 715 . 18. Find the sum of 73 years , 172 years , 60 years , 812 years , 43 and 197 years . years , 19. Add 345 quarts , 117 quarts , 123 quarts ...
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.