# 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 ページ

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191 ページ - 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.
172 ページ - 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...
170 ページ - 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.
30 ページ - 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.
35 ページ - We have seen that multiplying by a whole number is taking the multiplicand as many times as there are units in the multiplier.
171 ページ - 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.
13 ページ - 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...
172 ページ - 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.
171 ページ - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer.
189 ページ - A farmer, being asked how many sheep he had, answered, that he had them in 5 fields ; in the first...