# Practical Arithmetic, by Induction and Analysis, Βιβλίο 3

Van Antwerp, Bragg & Company, 1885 - 336 σελίδες

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### Περιεχόμενα

 Notation and Numeration 9 Addition 19 Subtraction 26 Multiplication 38 Review of Principles 61 Cancellation 67 FACTORING PAGE 120 GREATEST CoMMON DIVISOR 126
 RATIO 195 PROPoRTION CoNTINUED PAGE 205 PERCENTAGE AND ITS APPLICATIons 212 INTEREST 220 PARTNERSHIP 253 ALLIGATION MEDIAL 260 Exchange of CURRENCIES 269 INvoluTION 275

 CoMMON FRACTIONS 134 DECIMAL FRACTIONS 177
 ARITHMETICAL PROGRESSION 293 PERMUTATION 299

### Δημοφιλή αποσπάσματα

Σελίδα 164 - Reduce compound fractions to simple ones, and mixt numbers to improper fractions ; then multiply the numerators together for a new numerator, and the denominators for. a new denominator.
Σελίδα 185 - 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 69 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . \$. 10 Dollars = 1 Eagle . E.
Σελίδα 143 - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Σελίδα 156 - We have seen that multiplying by a whole number is taking the multiplicand as many times as there are units in the multiplier.
Σελίδα 228 - Compute the interest to the time of the first payment ; if that be one year or more from the time the interest commenced, add it to the principal, and deduct the payment from the sum total. If there be after payments made, compute the interest on the balance due to the next payment, and then deduct the payment as above; and, in like manner, from one payment to another, till all the payments are absorbed ; provided the time between one payment and another be one year or more.
Σελίδα 225 - The rule for casting interest, when partial payments have been made, is to apply the payment, in the first place, to the discharge of the interest then due. If the payment exceeds the interest, the surplus goes towards discharging the principal, and the subsequent interest is to be computed on the balance of principal remaining due.
Σελίδα 58 - III. — 1. Cut off the ciphers at the right of the divisor, and as many figures from the right of the dividend. 2. Divide the remaining figures in the dividend by the remaining figures in the divisor.
Σελίδα 290 - Hence, when the first term, the common difference, and the number of terms, are given, to find the last term...
Σελίδα 225 - If the payment be less than the interest, the surplus of interest must not be taken to augment the principal; but interest continues on the former principal until the period when the payments, taken together, exceed the interest due, and then the surplus is to be applied...