3. Rule.
Two barter, the one hath cloth of Arras at 30 shillings the ell readie money: but in barter hée will haue 35 ½ shillings.
The grounde of artes teaching the perfect vvorke and practise of arithmetike, both in whole nu[m]bers and fractions, after a more easie ane exact sort, than hitherto hath bene set forth. Made by M. Robert Recorde, D. in Physick, and afterwards augmented by M. Iohn Dee. And now lately diligently corrected, [and] beautified with some new rules and necessarie additions: and further endowed with a thirde part, of rules of practize, abridged into a briefer methode than hitherto hath bene published: with diverse such necessary rules, as are incident to the trade of merchandize. Whereunto are also added diuers tables [and] instructions ... By Iohn Mellis of Southwark, scholemaster.
About this Item
- Title
- The grounde of artes teaching the perfect vvorke and practise of arithmetike, both in whole nu[m]bers and fractions, after a more easie ane exact sort, than hitherto hath bene set forth. Made by M. Robert Recorde, D. in Physick, and afterwards augmented by M. Iohn Dee. And now lately diligently corrected, [and] beautified with some new rules and necessarie additions: and further endowed with a thirde part, of rules of practize, abridged into a briefer methode than hitherto hath bene published: with diverse such necessary rules, as are incident to the trade of merchandize. Whereunto are also added diuers tables [and] instructions ... By Iohn Mellis of Southwark, scholemaster.
- Author
- Record, Robert, 1510?-1558.
- Publication
- [London] :: Imprinted by I. Harrison, and H. Bynneman,
- Anno Dom. 1582.
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- Subject terms
- Arithmetic -- Early works to 1900.
- Link to this Item
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http://name.umdl.umich.edu/A10530.0001.001
- Cite this Item
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"The grounde of artes teaching the perfect vvorke and practise of arithmetike, both in whole nu[m]bers and fractions, after a more easie ane exact sort, than hitherto hath bene set forth. Made by M. Robert Recorde, D. in Physick, and afterwards augmented by M. Iohn Dee. And now lately diligently corrected, [and] beautified with some new rules and necessarie additions: and further endowed with a thirde part, of rules of practize, abridged into a briefer methode than hitherto hath bene published: with diverse such necessary rules, as are incident to the trade of merchandize. Whereunto are also added diuers tables [and] instructions ... By Iohn Mellis of Southwark, scholemaster." In the digital collection Early English Books Online 2. https://name.umdl.umich.edu/A10530.0001.001. University of Michigan Library Digital Collections. Accessed June 3, 2024.
Pages
Page [unnumbered]
And the other hath white wines, which he deliuered in barter for 16 lb for a Tunne. The question is now what his wines cost the Tunne in readie money.
Answer. Say by the rule of thrée direct, if 35 ½ s in barter giue but 30 readie money: what did 16 lb in barter cost? Work and you shal finde 13 lb—10 ••••/•••• s: and so much cost his wines for a Tunne readie money.
The proofe.
Two barter merchandise for merchan∣dise. The one hath wines white: at 13 lb 10 10/••1 s the Tunne to sell for readie mo∣ny: But in barter he deliuered it for 16 lb. The other to make his matche good and saue himselfe harmelesse: deliuereth Ar∣ras at 35 ½ s the ell: The question is nowe what an ell of his Arras coste in readye money.
Answer. Saye by the Rule of thrée directe if 16 lb in barter giue but 13— 10 30/71 s in re∣die money: what shal 35 ½ s yéelde in barter?
Page [unnumbered]
worke and you shall finde: 30 shillings your desire.