The National Arithmetic on the Inductive System: Combining the Analytic and Synthetic Methods : Forming a Complete Course of Higher ArithmeticRobert S. Davis & Company, 1863 - 444 σελίδες |
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Σελίδα 12
... quantity he also used our present sign , originally r , the initial of the word radix , root . The sign → , to denote equality , was introduced by Record , the above - named English mathe- matician , and for this reason , as he says ...
... quantity he also used our present sign , originally r , the initial of the word radix , root . The sign → , to denote equality , was introduced by Record , the above - named English mathe- matician , and for this reason , as he says ...
Σελίδα 13
... quantity . 4. A concrete unit is one that has reference to some par- ticular thing or quantity . 5. A number is an expression of quantity , representing either a unit or a collection of units . 6. An abstract number is a number whose ...
... quantity . 4. A concrete unit is one that has reference to some par- ticular thing or quantity . 5. A number is an expression of quantity , representing either a unit or a collection of units . 6. An abstract number is a number whose ...
Σελίδα 14
... quantity on the right of it is to be subtracted from the quantity on the left . Thus , 8 6 signifies that 6 is to be subtracted from 8 . 21. The sign of multiplication , an inclined cross , X , is read times , or multiplied by , and ...
... quantity on the right of it is to be subtracted from the quantity on the left . Thus , 8 6 signifies that 6 is to be subtracted from 8 . 21. The sign of multiplication , an inclined cross , X , is read times , or multiplied by , and ...
Σελίδα 15
... quantity , or equal quantities , be added to equal quantities , the sums will be equal . 2. If the same quantity , or equal quantities , be subtracted from equal quantities , the remainders will be equal . 3. If the same quantity , or equal ...
... quantity , or equal quantities , be added to equal quantities , the sums will be equal . 2. If the same quantity , or equal quantities , be subtracted from equal quantities , the remainders will be equal . 3. If the same quantity , or equal ...
Σελίδα 37
... quantity any number of times does not alter its nature . Thus : 5 , an abstract number , X 3 15 , an abstract number ; and 9 yards X 7 63 yards . = = 57. The multiplier must always be considered as an abstract number . Thus , in finding ...
... quantity any number of times does not alter its nature . Thus : 5 , an abstract number , X 3 15 , an abstract number ; and 9 yards X 7 63 yards . = = 57. The multiplier must always be considered as an abstract number . Thus , in finding ...
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12 per cent acres amount annexed annuity Arithmetic avoirdupois barrels becomes due bill bought bushels carats cask ciphers circumference column common denominator common fraction composite number compound interest compound numbers contain continued fraction cost cube root diameter difference discount dividend division dollars duodecimal equal exactly divide EXAMPLES expressed decimally feet long figures gain gallons given number grains greatest common divisor Hence hogshead hundred improper fraction inches last term least common multiple longitude lowest terms measure meters miles minuend mixed number months multiplicand Multiply NOTE number denoting number of days number of terms obtain paid payable payment pounds premium present worth prime factors prime number principal quantity quotient rate per cent ratio received Reduce remainder repetend rods RULE SECOND OPERATION shillings side simple numbers sold square root subtract subtrahend tens third thousand tons weight whole number write yards