Davies' University Arithmetic: Embracing the Answers, and a Full Analysis and Solution of the Difficult Questions ... |
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Page 8
... added . The subjects of Fractions , Propor tion , Interest , Percentage , Alligation , Analysis , and Weights and Measures , present many new and valuable features , which are not found in other works . A Key to the present work has ...
... added . The subjects of Fractions , Propor tion , Interest , Percentage , Alligation , Analysis , and Weights and Measures , present many new and valuable features , which are not found in other works . A Key to the present work has ...
Page 28
... added together . Thus , 3 + 2 = 5 . The sign , is called minus , a term signifying less . When placed between two numbers , it denotes that the one on the right is to be taken from the one on the left . - Thus , 6 − 2 = 4 . 31. How ...
... added together . Thus , 3 + 2 = 5 . The sign , is called minus , a term signifying less . When placed between two numbers , it denotes that the one on the right is to be taken from the one on the left . - Thus , 6 − 2 = 4 . 31. How ...
Page 30
... adding together the significant figures , and rejecting the exact 9's from the sum . NOTE . It is best to reject or drop the 9 , as soon as it occurs : thus , we say , 3 and 5 are 8 and 2 are 10 ; then , dropping the 9 , we say , 1 to 6 ...
... adding together the significant figures , and rejecting the exact 9's from the sum . NOTE . It is best to reject or drop the 9 , as soon as it occurs : thus , we say , 3 and 5 are 8 and 2 are 10 ; then , dropping the 9 , we say , 1 to 6 ...
Page 32
... added . 12 1260 5040 Here the reduction is from a greater to a less unit . 4. In 34 T. 16 cwt . 3 qr . 19 lb. , how many pounds ? 34 20 696 16 cwt . added . 2787 3 qr . added . 25 13954 19 lb. added . 5574 69694 lb. 3. In 5040 farthings ...
... added . 12 1260 5040 Here the reduction is from a greater to a less unit . 4. In 34 T. 16 cwt . 3 qr . 19 lb. , how many pounds ? 34 20 696 16 cwt . added . 2787 3 qr . added . 25 13954 19 lb. added . 5574 69694 lb. 3. In 5040 farthings ...
Page 34
... added together ; that is , units must be added to units , tens to tens , dollars to dollars , & c . 3. Every number expressed by two or more figures , is the sum of Its various units . 4. The sum of several numbers is equal to the sum ...
... added together ; that is , units must be added to units , tens to tens , dollars to dollars , & c . 3. Every number expressed by two or more figures , is the sum of Its various units . 4. The sum of several numbers is equal to the sum ...
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Common terms and phrases
acres altitude amount ANALYSIS.-The barrels of flour base bill bought bushels bushels of wheat called cash cents a pound ciphers common denominator common fraction composite number compound contain continued fraction cords Cube root cubic inches decimal places denoting diameter discount Divide dividend division dollars equal Examples excess of 9's exchange expressed foot fractional unit gain gallons greatest common divisor hence hogsheads hundred improper fraction interest least common multiple length longitude measure merchant Metric system miles mixed numbers months multiplicand Multiply Myriameter number of terms OPERATION ounces paid payment premium prime factors proportion quotient figure ratio receive Reduce remainder repetend rods Rule Rule.-Multiply sell share shillings sold specific gravity square root subtract sugar tare tens thousand Troy weight weight whole number worth write yards of cloth
Popular passages
Page 174 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Page 179 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Page 104 - THE LEAST COMMON MULTIPLE of two or more numbers is the least number which they will separately divide without a remainder. 117. Principles — Operations — and Rule. 1. Any divisible number, is divisible by any prime factor of the exact divisor. 2. If a number has several exact divisors, it will be divisible by all their prime factors.
Page 140 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Page 16 - ... one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty forty fifty sixty seventy eighty ninety one hundred two hundred three hundred four hundred five hundred...
Page 106 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor of 36 and 54, since it is the greatest number that will divide each of them without a remainder.
Page 278 - Multiply each payment by the time before it becomes due, and divide the sum of the products by the sum of the payments : the quotient will be the mean time.
Page 125 - Multiply each numerator by all the denominators except its own, for the new numerators ; and all the denominators together for A COMMON denominator. NOTE 1.
Page 362 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Page 360 - The area or contents of a triangle is equal to half the product of its base by its altitude (Bk.