# The Normal Union Arithmetic, Μέρος 1

Christopher Sower Company, 1898 - 152 σελίδες

### Τι λένε οι χρήστες -Σύνταξη κριτικής

Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.

### Περιεχόμενα

 Ενότητα 1 3 Ενότητα 2 5 Ενότητα 3 7 Ενότητα 4 31 Ενότητα 5 57 Ενότητα 6 58
 Ενότητα 7 95 Ενότητα 8 121 Ενότητα 9 123 Ενότητα 10 149 Πνευματικά δικαιώματα

### Δημοφιλή αποσπάσματα

Σελίδα 107 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Σελίδα 98 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . \$. 10 Dollars = 1 Eagle . E.
Σελίδα 99 - TABLE. 4 farthings (far.) equal 1 penny, d. 12 pence . . . "1 shilling, s. 20 shillings . . "1 pound or sovereign, £. 21 shillings . . "1 guinea, . . . G.
Σελίδα 140 - What is 1 ninth of 1 ? of 2? of 3 ? of 4 ? of 5 ? of 6 ? of 7 ? of 8? of 9 ? of 10 ? of- 11?
Σελίδα 100 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Σελίδα 138 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them.
Σελίδα 69 - Edwin lost 9 marbles, which is 3 fourths of what he had at first; how many had he at first? 6. Ten is 2 thirds of what number? SOLUTION. — If 2 thirds of some number is 10, 1 third of that number is 1 half of 10, which is 5, and 3 thirds, or the number, arc 3 times 5, or 15.
Σελίδα 136 - Any number which can be produced by multiplying two or more numbers together, each of which is greater than a unit, is called a composite number.
Σελίδα 139 - The Least Common Multiple of two or more numbers is the least number which is a multiple of each of them; thus, 12 is the least common multiple of 2, 3, and 4.
Σελίδα 141 - Cancel the common factors from both the dividend and divisor. II. Then divide the product of the remaining factors of the dividend by the product of the remaining factors of the divisor, and the result will be the quotient. EXAMPLES FOH PRACTICE 7O. Divide (a) 14 x 18 X 16 X 40 by 7 x 8 X 6 X 5 X 3. (*) 3 x" 65 X 50 X 100 X 60 by 30 X 60 x 13 x 10.