# INTRODUCTION TO THE NATIONAL ARITHMETIC, ON THE INDUCTIVE SYSTEM

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### Περιεχόμενα

 MULTIPLICATION Mental Exercises 33 119 259 176 82 177
 Miscellaneous Exercises in Decimals 193 mals 266 239 319

### Δημοφιλή αποσπάσματα

Σελίδα 145 - RULE. — Multiply all the numerators together for a new numerator, and all the denominators for a new denominator.
Σελίδα 158 - RULE. — Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 277 - The square of the hypothenuse is equal to the sum of the squares of the other two sides ; as, 5033 402+302.
Σελίδα 209 - But if any payments be made before one year's interest hath accrued, then compute the interest on the principal sum due on the obligation for one year,* add it to the principal, and compute the interest on the sum paid from the time it was paid up to the end of the year ; add it to the sum paid, and deduct that sum from the principal and interest added together.
Σελίδα 285 - SPHERE is a solid bounded by one continued convex surface, every part of which is equally distant from a point within, called the centre.
Σελίδα 17 - Addition is the process of finding the sum of two or more numbers.
Σελίδα 284 - Subtract the subtrahend from the dividend, and to the remainder bring down the next period for a new dividend, with which proceed as before ; and so on, till the whole is finished.
Σελίδα 187 - 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 209 - 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...
Σελίδα 297 - If the first term is 18, the ratio 1.06, and the number of terms 4, what is the sum of the series ? Ans.