Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetick, Adapted to the United States |
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Page 4
( Now Principal of Philips ' Academy , Andover , Mass . ] Billerica Academy , ( Mass . ) Dec. 10 , 1807 . HAVING examined Mr. DABOLL's System of Arith metic , I am pleased with the judgment displayed in his method , and the perspicuity ...
( Now Principal of Philips ' Academy , Andover , Mass . ] Billerica Academy , ( Mass . ) Dec. 10 , 1807 . HAVING examined Mr. DABOLL's System of Arith metic , I am pleased with the judgment displayed in his method , and the perspicuity ...
Page 6
“ I have therefore placed a few problems in Fractions , according to the method above hinted ; and after going through the principal mercantile rules , have treated upon Vulgar Fractions at large , the scholar being now capable of going ...
“ I have therefore placed a few problems in Fractions , according to the method above hinted ; and after going through the principal mercantile rules , have treated upon Vulgar Fractions at large , the scholar being now capable of going ...
Page 15
( ARITHMETIC is the art of computing by numbers , and has five principal rules for its operation , viz , Numeration , Addition , Subtraction , Multiplication , and Division . NUMERATION . Numeration is the art of numbering .
( ARITHMETIC is the art of computing by numbers , and has five principal rules for its operation , viz , Numeration , Addition , Subtraction , Multiplication , and Division . NUMERATION . Numeration is the art of numbering .
Page 34
Four principal parts are to be noticed in Division : 1. The Dividend , or number given to be divided . 2. The Divisor , or number given to divide by . 3. The Quotient , or answer to the question , which shows how many times the divisor ...
Four principal parts are to be noticed in Division : 1. The Dividend , or number given to be divided . 2. The Divisor , or number given to divide by . 3. The Quotient , or answer to the question , which shows how many times the divisor ...
Page 109
If 1001. in 12 months gain 61. interest , what principal will gain the same in 8 months ? Ans £ 150 . 8. If il men can build a house in 5 months , by working 12 hours per day -- in what time will the same number of men do it , when they ...
If 1001. in 12 months gain 61. interest , what principal will gain the same in 8 months ? Ans £ 150 . 8. If il men can build a house in 5 months , by working 12 hours per day -- in what time will the same number of men do it , when they ...
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