### Фй лЭне пй чсЮуфет -Уэнфбоз ксйфйкЮт

Ден енфпрЯубме ксйфйкЭт уфйт ухнЮиейт фпрпиеуЯет.

### Ресйечьменб

 Simple Numbers from 9 to 42 Tables of Weights and Measures 60 Compound Numbers 72 to 87 Proportion 101 Vulgar Fractions 114 to 135 Coins Currency c 159 Profit and Loss 172
 Gross Tare c 185 Cube Root 202 Permutation 219 Appendix 235 Miscellaneous Matter in Mensuration 249 Blackboard 263

### ДзмпцйлЮ брпурЬумбфб

УелЯдб 151 - Compute the interest on the principal to the time of the first payment, and if the payment exceed this interest, add the interest to the principal and from the sum subtract the payment: the remainder forms a new principal.
УелЯдб 190 - If the errors are alike, divide the difference of tire products by the difference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer.
УелЯдб 32 - Find how many times the divisor is contained in the first figure, or figures, of the dividend, and, setting it directly under the dividend, carry the remainder, if any, to the next figure as so many tens.
УелЯдб 129 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
УелЯдб 120 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
УелЯдб 109 - A and B depart from the same, place and travel the same road ; but A goes 5 days before B, at the rate of 15 miles a day . B follows at the rate of 20 miles a . day } what distance must he travel to overtake A ? Ans. 300 miles RULE OF THREE INVERSE.
УелЯдб 216 - There are five things in arithmetical progression, any three of which being given, the other two may be found : — 1st. The first term. 2d. The last term. 3d. The number of terms. 4th. The common difference. 5th. The sum of all the terms.
УелЯдб 255 - Suppose a ladder, 60 feet long, be so planted as to reach a window 37 feet from the ground on one side of the street, and, without moving it at the foot, will reach a window 23 feet high on the other side ; what was the breadth of the street?
УелЯдб 256 - The height of a tree growing in the centre of a circular island 44 feet in diameter, is 75 feet, and a line stretched from the top of it over to the hither edge of the water, is 256 feet. What is the breadth of the stream, provided...
УелЯдб 120 - RULE. Divide the numerator by the denominator, and the quotient will be the whole or mixed number sought.