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...

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L. A. Fletcher, 1842 - 192 páginas
 

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Página 191 - 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.
Página 172 - 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...
Página 170 - 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.
Página 30 - 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.
Página 35 - We have seen that multiplying by a whole number is taking the multiplicand as many times as there are units in the multiplier.
Página 171 - If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer. NOTE.— The errors are said to be alike when they are both too great, or both too small ; and unlike, when one is too great, and the other too small.
Página 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...
Página 172 - Two persons, A and B, lay out equal sums of money in trade ; A gains $126, and B loses $87, and A's money is now double of B's : what did each lay out ? Ans. $300.
Página 171 - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer.
Página 189 - A farmer, being asked how many sheep he had, answered, that he had them in 5 fields ; in the first...

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