Impar si fuerit hinc vnum deme priori,
Inscribens quinque, nam denos significabit
Monos predictam.
What to do if any other figure is odd. ¶ Here he puttes þe fourte case, þe quych is þis. yf it happeɳ the secunde figure betoken odde nombre, þou schal do away on of þat odde nombre, þe quych is significatiue by þat figure 1. þe quych 1 schall be rekende for 10. Whan þou hast take away þat 1 out of þe nombre þat is signifiede by þat figure, þou schalt medie þat þat leues ouer, & do away þat figure þat is medied, & sette in his [styde] halfe of þat nombre. Write a figure of five over the next lower number’s head. ¶ Whan þou hase so done, þou schalt write leaf 150 b. *a figure of 5 ouer þe next figures hede by-fore toward þe ryȝt side, for þat 1, þe quych made odd nombre, schall stonde for ten, & 5 is halfe of 10; so þou most write 5 for his haluendelle. Example. lo an Ensampulle, 4678. begyɳ in þe ryȝt side as þou most nedes. medie 8. þen þou schalt leue 4. do away þat 8 & sette þere 4. þen out of 7. take away 1. þe quych makes odde, & sett 5. vpon þe next figures hede afore toward þe ryȝt side, þe quych is now 4. but afore it was 8. for þat 1 schal be rekenet for 10, of þe quych 10, 5 is halfe, as þou knowest wel. Whan þou hast þus ydo, medye þat þe quych leues after þe takyinge away of þat þat is odde, þe quych leuynge schalle be 3; 5
4634. do away 6 & sette þere 3, & þou schalt haue such a nombre after go forth to þe next figure, & medy þat, & worch forth, for it is lyȝt [ynovȝt] to þe [certayɳ].
¶ Si vero secunda dat vnum.
Illa deleta, scribatur cifra; priori
¶ Tradendo quinque pro denario mediato;
Nec cifra scribatur, nisi deinde figura sequatur:
Postea procedas reliquas mediando figuras
Vt supra docui, si sint tibi mille figure.