## 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

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 of

his ...

( 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 of

his ...

Page 6

I have therefore placed a few problems in Fractions , according to the method

above hinted ; and after going through the

treated upon Vulgar Fractions at large , the scholar being now capable of going

through ...

I have therefore placed a few problems in Fractions , according to the method

above hinted ; and after going through the

**principal**mercantile rules , havetreated upon Vulgar Fractions at large , the scholar being now capable of going

through ...

Page 15

ARITHMETIC is the art of computing by numbers , and has five

its operation , viz , Numeration , Addition , Subtraction , Multiplication , and

Division . NUMERATION . Numeration is the art of numbering . It teaches to exa

press ...

ARITHMETIC is the art of computing by numbers , and has five

**principal**rules forits operation , viz , Numeration , Addition , Subtraction , Multiplication , and

Division . NUMERATION . Numeration is the art of numbering . It teaches to exa

press ...

Page 34

Four

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 is

contained ...

Four

**principal**parts are to be noticed in Division : 1. The Dividend , or numbergiven 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 is

contained ...

Page 109

If 1001. in 12 months gain 61. interest , what

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 work

only ...

If 1001. in 12 months gain 61. interest , what

**principal**will gain the same in 8months ? 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 work

only ...

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