Daboll's Complete Schoolmaster's Assistant Being a Plain Comprehensive System of Practical Arithmetic |
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Page 173
... common denominator , will become 128 and 243 which ad- ded together , make 37-15 Ans . 24 8. Add together of 25 ... difference of the numerators written over the common denominator , will be the difference of the fractions required ...
... common denominator , will become 128 and 243 which ad- ded together , make 37-15 Ans . 24 8. Add together of 25 ... difference of the numerators written over the common denominator , will be the difference of the fractions required ...
Page 174
... common de- nominator , and to the difference add the upper numerator , then carry 1 to the lower whole number . 8. From 16 subtract . Thus , & taken from & leaves , that is , the numerator 5 , subtracted from the denominator 9 , leaves ...
... common de- nominator , and to the difference add the upper numerator , then carry 1 to the lower whole number . 8. From 16 subtract . Thus , & taken from & leaves , that is , the numerator 5 , subtracted from the denominator 9 , leaves ...
Page 203
... common difference it is called an ascending series ; but when they are formed by a continual subtraction of the common difference , they form a descending series . Thus , ( 2 , 4 , 6 , 8 , 10 , is an ascending series . 10 , 8 , 6 , 4 ...
... common difference it is called an ascending series ; but when they are formed by a continual subtraction of the common difference , they form a descending series . Thus , ( 2 , 4 , 6 , 8 , 10 , is an ascending series . 10 , 8 , 6 , 4 ...
Page 204
... common difference of three cents on each yard ; what was the cost of the last yard ? Numb . of terms , less 1 , = 16 X3 First term , 48 +5 Last term , = 53 It will be seen that the common difference will al- ways be added one time less ...
... common difference of three cents on each yard ; what was the cost of the last yard ? Numb . of terms , less 1 , = 16 X3 First term , 48 +5 Last term , = 53 It will be seen that the common difference will al- ways be added one time less ...
Page 205
... common difference . 2. If the extremes be 3 and 273 , and the number of terms 46 , what is the common difference ? Ans . 6 . 3. A man had 8 sons whose several ages differed alike ; the youngest was 7 years old and the oldest 35 ; what ...
... common difference . 2. If the extremes be 3 and 273 , and the number of terms 46 , what is the common difference ? Ans . 6 . 3. A man had 8 sons whose several ages differed alike ; the youngest was 7 years old and the oldest 35 ; what ...
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Common terms and phrases
2qrs 3qrs acres 3 roods annex annuity answer Arithmetic barrels breadth broadcloth bushels called cent per annum ciphers circumference common denominator common difference common multiple compound interest contained cords cost cube root diameter divi dividend divisor dollars dols equal EXAMPLES farthings Federal money find the amount Find the value frustrum gain gallons given number given sum greatest common divisor hogshead hundred improper fraction last term least common multiple leave length lowest terms merchant bought miles mills mixed number months multiplicand Multiply Note number of terms payment pence pint pound present worth principal PROB proportion quantity quarts quotient figure rate per cent ratio Reduce remainder right hand Rule of Three separatrix shillings sold solid contents square rods square root subtract subtrahend sugar tare tens thousand units VULGAR FRACTIONS weight whole number wine yards of cloth
Popular passages
Page 195 - Find the first figure of the root by trial, and subtract its power from the left hand period of the given number. 3. To the remainder bring down the first figure in the next period, and call it the dividend. 4. Involve the root to the next inferior power to that which is given, and multiply it by the number denoting the given power, for a divisor.
Page 167 - Multiply all the numerators together for a new numerator, and all the denominators for a new denominator; and they will form the fraction required.
Page 183 - ... subtract it therefrom, and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Page 106 - Let the farthings in the given pence and farthings possess the second and third places ; observing to increase the second place or place of hundredths, by 6 if the shillings be odd ; and the third place by 1 "when the farthings exceed 12, and by 2 when they exceed 36. EXAMPLES. 1. Find the decimal of 7s. 9fd. by inspection. ,3 =4 6s. 5 for the odd shillings. 39=the farthings in 9|d. 2 for the excess of 36. £. ,391=dechnal required'.
Page 90 - To reduce an improper fraction to a whole or mixed number. RULE. Divide the numerator by the denominator, and the quotient will be the whole or mixed number sought.
Page 233 - To measure a Parallelogram, or long square. RULE. Multiply the length by the breadth, and the product will be the area or superficial content.
Page 44 - If any partial dividend will not contain the divisor, place a cipher in the quotient, and bring down the next figure of the dividend, and divide as before.
Page 126 - ... multiply the second and third terms together, and divide the product by the first for the answer, which will always be of the same denomination as the third term.
Page 119 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Page 205 - ... the terms, RULE. Multiply the sum of the extremes by the number of terms, and half the product will be the sum of the terms.