# Call's Decimal Arithmetic: On a New and Improved Plan Throughout, Comprising Several New Methods of Computing Simple Intersts, Duodecimals, and a Great Improvement in Multiplication and Division...

L. A. Fletcher, 1842 - 192 σελίδες

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### Περιεχόμενα

 Notation 13 Vulgar Fractions 25 To multiply a whole number by a fraction 31 To multiply a fraction by a whole number 37 To reduce a fraction of a lower denomination 43 Compound Interest 129
 Square and Cubic Measure 138 Value of Compounds or Mixtures 148 Cube Root 159 Progression 171 Position 179 170 190

### Δημοφιλή αποσπάσματα

Σελίδα 202 - EF or his certain attorney, his executors, administrators or assigns, to which payment, well and truly to be made, I bind myself, my heirs, executors and administrators, firmly by these presents ; Sealed with my seal.
Σελίδα 128 - 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 as above.* " "If any payments be made of a less sum than the interest arisen at the time of such payment, no interest is to be computed, but only...
Σελίδα 202 - D , his heirs, executors or administrators, do and shall well and truly pay or cause to be paid unto the said EF, his executors, administrators, or assigns, the said sum of &c.
Σελίδα 181 - A man was hired 50 days on these conditions. — that, for every day he worked, he should receive \$ '75, and, for every day he was idle, he should forfeit \$ '25 ; at the expiration of the time, he received \$ 27'50 ; how many days did he work...
Σελίδα 128 - 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 179 - POSITION. POsITION is a method of performing such questions as cannot be resolved by the common direct rules, and is of two kinds, called single and double. SINGLE POSITION. SINGLE POsITION teaches us to resolve those questions, whose results are proportional to their suppositions.
Σελίδα 180 - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer. 3. If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer.
Σελίδα 35 - 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 51 - The original of all weights, used in England, was a grain or corn of wheat, gathered out of the middle of the ear ; and being well dried, 33 of them were to make one pennyweight, 20 pennyweights one ounce, and 12 ounces one pound. But, in later times, it Was thought sufficient to divide the same pennyweight into 24 equal parts, still called grains, being the least weight now in common use ; and from hence the rest are computed.
Σελίδα 13 - Los números cardinales 0: zero 1: one 2: two 3: three 4: four 5: five 6: six 7: seven 8: eight 9: nine 10: ten 11: eleven 12: twelve 13: thirteen 14: fourteen 15: fifteen 16: sixteen 17: seventeen 18: eighteen 19: nineteen 20: twenty...