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.
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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
http://name.umdl.umich.edu/A10530.0001.001
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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 18, 2024.
Pages
Two other Braunches yet more for Proofe out of the same Questions.
Item, lent my friend 149 lb—8 s— 4 d — for 12 monethes, to haue the like friendshippe againe when I néede: And comming to borrowe of him he very cur∣teously tooke me 326 lb (for that he coulde well then spare the same:) The question is nowe, how long I ought to occupie it, not vsurping frienshippe, but in his due time to restore it againe.
Answere. Say by the Rule of thrée Re∣uerse, if 149 5/12 giue 12 moneths, what shall 326 lb giue? Multiplie, and diuide, and you
descriptionPage [unnumbered]
shall finde, that at 5 ½ monethes terme, I ought to restore it againe.
Proofe.
Item lent my friend 326 lb for 5 ½ mo∣nethes: The question is nowe, how ma∣ny pounds he ought to lend me for 12 mo∣neths to recompence the pleasure againe.
Answere. Worke by the rule of thrée Reuerse, as you haue done before, and you shall finde 149 lb—8 s—4 d.
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