# University Arithmetic: Embracing the Science of Numbers, and General Rules for Their Application

A.S. Barnes & Company, 1868 - 466 σελίδες

### Τι λένε οι χρήστες -Σύνταξη κριτικής

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### Περιεχόμενα

 Definitions 13 Formation and Nature of Numbers 24 Reduction 3034 30 Subtraction 4454 44 Multiplication 5468 54 Division 6887 68 Practice 8790 87 Applications in the Four Rules 94103 94
 Double Rule of Three 221225 221 Percentage Defined and Illustrated 231236 231 Profit and Loss 237241 237 Interest 245253 245 Partial Payments 253256 253 Discount 260261 260 Stocks 267272 267 Insurance 273275 273

### Δημοφιλή αποσπάσματα

Σελίδα 155 - 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 123 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 9 - ... one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty forty fifty sixty seventy eighty ninety one hundred two hundred three hundred four hundred five hundred...
Σελίδα 91 - Divide the less number by the remainder, the last divisor by the last remainder, and so on, till nothing remains. The last divisor will be the greatest common divisor sought.
Σελίδα 17 - In the lower numbers the maps avoid unnecessary detail, while respectively progressive, and affording the pupil new matter for acquisition each time he approaches in the constantly enlarging circle the point of coincidence with previous lessons in the more elementary books.
Σελίδα 308 - The square described on the hypothenuse of a rightangled triangle is equal to the sum of the squares described on the other two sides.
Σελίδα 304 - Multiply the divisor, thus increased, by the last figure of the root; subtract the product from the dividend, and to the remainder bring down the next period for a new dividend. 5. Double the whole root already found for a new divisor, and continue the operation as before, until all the periods are brought down.
Σελίδα 258 - RULE. Divide the given sum by the amount of \$1. for the given rate and time ; and the quotient will be the present worth.
Σελίδα 101 - If both terms of a fraction be multiplied by the same number, the value of the fraction will not be changed.
Σελίδα 87 - 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.