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An arithmetical warlike treatise named stratioticos : compendiously teaching the science of nombers as well in fractions as integers, and so much of the rules and aequations algebraicall, and art of nombers cossical, as are requisite for the profession of a souldier. Together with the moderne militare discipline, offices, lawes and orders in every well governed campe and armie inviolably to be observed / ..
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STRATIOTICOS. 23elt, adding the Pꝛoductes togither which ſhall be a Hu-eratoꝛ in common. As thus; and. Multiplp as aboueſaid 3 in 4 that is 12 the common Denominatoꝛ, thene flrſt Numeratoꝛ augmented in 4 maketh d. Put that 8Aboue, then multiply z the Pumeratoꝛ of the ſecõd Fra-tion inz increaleth 5, the which note ouer. Thele petu-lar Numerators added fogither, rileth 23. Mrite ouer the* after this falhion z ſoʒ and make ol the which d bemade ol; and of r. Wehold. 5

The Example.

1 85 2. 81 3 4 1 2

Manie and diuers Frattions on this wiſe be bꝛoughtko one ſimple Fraction. Alter ve haue pꝛoduced two or thefirſt Fragmentes as aboue, then multiplie the commonDenominatoꝛ(ũrſt reduced) into the Denominatoꝛ ok thenext Fraction to be reduced. Ok that riſeth a Wenomi-. in common, Nobo ſoz pour Numeratoz woꝛkethus.

Pe hall multiply the Numeratoꝛ ok the üürſt reducedinto the Denominatoꝛ ot the third, which is to be reduced,and contrarp the Denominatoꝛ ok the Reduct into theHumeratoꝛ of the laſt Fragment to be reduced, ſo by Ad-dition pe ſhall haue a Pumeratoꝛ in common, euen thusor all ractions how many ſoeuer they are. The üirſt al-ves diſpatched, adioyne the next, vntill ve haue peru-them thꝛoughly.

n.

er

*

Example.

3 Alter ve haue reduced the a firſt thus: adioyneo him the nert on this wiſe,. Po multiply the De-ominatozs, commeth 24 the common Denominatoz.

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