The National Arithmetic on the Inductive System Combining the Analytic and Synthetic Methods Forming a Complete Course of Higher ArithmeticLeach, Shewell and Sanborn, 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 regarded as a whole . 3. An abstract unit is one that has no reference to any particular thing or 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 regarded as a whole . 3. An abstract unit is one that has no reference to any particular thing or quantity , 4. A concrete unit is one that has reference to some par- ticular thing or quantity . 5. A number is an expression of ...
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 × 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 × 7 63 yards . = = 57. The multiplier must always be considered as an abstract number . Thus , in finding ...
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25 per cent 30 days acres annexed annuity Arithmetic balance bank discount barrels becoming due bill bought bushels ciphers circumference column common denominator common fraction compound interest compound numbers contain continued fraction cost cube root decimal places decimal point diameter difference dividend division dollars equal equivalent EXAMPLES expressed decimally feet long figures gallons given number given rate grains greatest common divisor Hence hogshead hundred hundredths improper fraction inches least common multiple less longitude lowest terms miles minuend mixed number months multiplicand Multiply NOTE number denoting number of days number of terms obtain order or place paid par value payable payment pounds premium present worth prime factors principal proceeds proportion purchased quantity quotient rate per cent ratio Reduce remainder repetend rods RULE SECOND OPERATION share shillings sold square root subtract tens third thousand thousandths tons units weight whole number write yards