## 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 12

... make 1 hand . In measuring depths , six feet make 1 fathom or French toise .

Distances are measured by a chain , four rods iong , containing one hundred

links 144

TABLES .

... make 1 hand . In measuring depths , six feet make 1 fathom or French toise .

Distances are measured by a chain , four rods iong , containing one hundred

links 144

**square**9. Land , or**Square**Measure . inches 12 ARITHMETICALTABLES .

Page 13

144

feet , 1

144

**square**9. Land , or**Square**Measure . inches make 1**square**foot . 9**square**feet , 1

**square**yard 301**square**yards , or 2721**square**feet , 1**square**rod . 40**square**rods , 1**square**rood . 4**square**roods , 1**square**acre . 640**square**acres . Page 14

Four points set in the middle of four numbers , denote them to be proportional to

one another , by the rule of three ; as 2 : 4 :: 8 : 16 ; that is , as 2 to 4 , so is 8 to 16

. ✓ Prefixed to any number , supposes that the

Four points set in the middle of four numbers , denote them to be proportional to

one another , by the rule of three ; as 2 : 4 :: 8 : 16 ; that is , as 2 to 4 , so is 8 to 16

. ✓ Prefixed to any number , supposes that the

**square**root of that number is ... Page 44

LAND OR

sq . in . 478 3 31 856 2 18 5 136 816 2 17 19 3 00 6 129 49 1 27 9 1 39 8 134 63

3 34 1 3 0 143 9 3 37 o 2 27 4 34 00 , T. 41 12 49 4 ft . 43 43 6 44 COMPOUND ...

LAND OR

**SQUARE**MEASURE . acres . roods . rods . acres , roods . rods . sq.ft.sq . in . 478 3 31 856 2 18 5 136 816 2 17 19 3 00 6 129 49 1 27 9 1 39 8 134 63

3 34 1 3 0 143 9 3 37 o 2 27 4 34 00 , T. 41 12 49 4 ft . 43 43 6 44 COMPOUND ...

Page 48

Improved and Enlarged, Being a Plain Practical System of Arithmetick, Adapted

to the United States Nathan Daboll. hhd . gal . gt . pt 521 14 2 1 256 25 3 0 9.

LAND OR

CLOTH ...

Improved and Enlarged, Being a Plain Practical System of Arithmetick, Adapted

to the United States Nathan Daboll. hhd . gal . gt . pt 521 14 2 1 256 25 3 0 9.

LAND OR

**SQUARE**MEASURE . A. 130 49 10. Yd . qr : na . 35 1 2 19 1 3 5.CLOTH ...

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### Common terms and phrases

3qrs acres added allowing amount annuity annum answer Bought Bring bushels called cent ciphers cloth common containing continue cost cube currency decimal demand denominator difference Divide dividend divisor dollars dols equal EXAMPLES farthings federal money feet figure Find the value fraction gain gallon give given given sum gross half hhds hundred inches interest length less lose loss lowest measure merchants method miles mills mixed months Multiply neat 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 sort square subtract sugar Suppose Table tare term third thousand unit weight whole whole numbers wine yards