Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to the United States |
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Page 20
Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to
the United States Nathan Daboll. Excess of 9 ' s . et loivono % There is another
method of proof , as follows : Reject or cast out the nines in each EXAMPLE . duw
...
Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to
the United States Nathan Daboll. Excess of 9 ' s . et loivono % There is another
method of proof , as follows : Reject or cast out the nines in each EXAMPLE . duw
...
Page 22
... to their value ; that is , dollars under dollars , dimes under dimes , çents under
cents , & c . and proceed exactly as in whole numbers ; then place the separatrix
in the sum total , directly under the separating points above . EXAMPLES .
... to their value ; that is , dollars under dollars , dimes under dimes , çents under
cents , & c . and proceed exactly as in whole numbers ; then place the separatrix
in the sum total , directly under the separating points above . EXAMPLES .
Page 23
If the cents are less than ten , place a cypher in the ten ' s place , or place of
dimes . - Example . Write down four dollars and 7 cents . Thus , $ 4 , 07 cts .
EXAMPLES . 1 . Find the sum of 304 dollars , 39 cents ; 291 dollars , 9 cents ; 136
dollars ...
If the cents are less than ten , place a cypher in the ten ' s place , or place of
dimes . - Example . Write down four dollars and 7 cents . Thus , $ 4 , 07 cts .
EXAMPLES . 1 . Find the sum of 304 dollars , 39 cents ; 291 dollars , 9 cents ; 136
dollars ...
Page 31
EXAMPLES . 21200 31800 84600 70 36 34000 1484000 1144800 2876400000
S5926000 3040 82530 98260000 109215040000 8109397800000 7065000
x8700 = 61465500000 749643000X095000 = 521001885000000 ...
EXAMPLES . 21200 31800 84600 70 36 34000 1484000 1144800 2876400000
S5926000 3040 82530 98260000 109215040000 8109397800000 7065000
x8700 = 61465500000 749643000X095000 = 521001885000000 ...
Page 32
EXAMPLES . 1 . Multiply 565 by 10 . Ans . 5650 . 2 . Multiply 4657 : by 100 . Ans .
465700 . 3 . Multiply 5224 by 1000 . Ans . 5224000 . 4 . Multiply 26460 by 10000 .
Ans . 264600000 . EXAMPLES FOR EXERCISE . 1 . Multiply 1205450 by 9004 ...
EXAMPLES . 1 . Multiply 565 by 10 . Ans . 5650 . 2 . Multiply 4657 : by 100 . Ans .
465700 . 3 . Multiply 5224 by 1000 . Ans . 5224000 . 4 . Multiply 26460 by 10000 .
Ans . 264600000 . EXAMPLES FOR EXERCISE . 1 . Multiply 1205450 by 9004 ...
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Common terms and phrases
acres allowing amount annuity annum answer Bought Bring bushels called cents cloth common compound contain continue cost cube currency cyphers decimal demand denominator diameter difference dimes Divide dividend divisor dollars dols equal EXAMPLES farthings Federal Money feet figure fraction gain gallon give given given number given sum gross half hundred inches interest least left hand length less lowest measure method miles millions mills mixed months Multiply neat New-York nine paid payment pence period piece pound present worth principal proportion quantity question quotient ratio received Reduce remainder right hand rods root RULE sell share shillings simple sold solid square stand subtract sugar Suppose Table tare third thousand units weight whole whole numbers wine yards
Bibliographic information
| Title | Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to the United States |
| Author | Nathan Daboll |
| Publisher | G. Tracy, 1841 |
| Original from | Harvard University |
| Digitized | 28 Aug 2007 |
| Length | 231 pages |
| Export Citation | BiBTeX EndNote RefMan |