# The Tutor's Guide, Being a Complete System of Arithmetic: With Various Branches in the Mathematics ... to which is Added, an Appendix, Containing Different Forms of Acquittances, Bills of Exchange Etcetera ...

J. Crukshank, 1806 - 320 ページ

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### 目次

 BOOK II 24 Addition 111 Simple Interest 119 Barter 134 VULGAR FRACTIONS 140 PART III 155 Subtraction 197 Its 206
 Its 216 PART IV 223 Problems in Superficials 226 Questions for Exercise 259 PART V 266 Examples on the Ter 273 PART VI 277 Bills of Exchange 303

### 人気のある引用

77 ページ - ... dollars. How many days did he work, and how many days was he idle ? Ans.
126 ページ - There is a fish whose head is 6 inches long, and the tail is as long as the head and half the body, and the body is as long as the head and tail ; what is the length of the whole fish?
165 ページ - Opposite to each dividend, on the left hand, place such a number for a divisor, as will bring it to the next superior denomination, and draw a line between them.
141 ページ - Now .} of f- is a compound fraction, whose value is found by multiplying the numerators together for a new numerator, and the denominators for a new denominator.
248 ページ - Multiply the circumference of the base by the slant height or length of the side, and half the product 'will be the surface.
172 ページ - Reduce the fraction to its lowest terms, then extract the square root of the numerator for a new numerator, and the square root of the denominator for a new denominator.
95 ページ - A» the Amount of 100/ at the Rate and Time given : is to 100/ : : so is the Amount given : to the Principal required.
137 ページ - Hence, when the extremes and the number of terms are given, to find the sum of all the terms,- — Multiply £ the sum of the extremes by the number of terms, and the product will be the answer.
142 ページ - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
227 ページ - To fold the area of a Parallelogram, whether it be a Square, a Rectangle, a Rhombus, or a Rhomboides. RULE. Multiply the length by the height or perpendicular breadth, and the product will be the area.* * *DEMONSTSATION.