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# Title: Qua Continentur, Oratio Inauguralis. Mathesis Universalis; sive, Arithmeticum opus Integrum, tum Numerosam Arithmeticam tum Speciosam complectens. Adversus Meibomii, de Proportionibus Dialogum, Tractatus Elencticus (shelfmarks Leibn. Marg. 84:1, Stück 1; Leibn. Marg. 84:1)
# Folio 104, page id 826603459:0152
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De Additione e Subductione
C AP
13
b  2b  B2 F + B
4 b+ an 6b = 2b +56+ X
Verbi gratia, A CUPBONAMUS A, B, C, D, E, significare
9233,475. Icemb, B 2, b2, b, GgniHCare 3, 9, 27, 8I. can-
eundem ralebune icta acq; haC.
405  n 54  9 +12-
+ 27
+ 3.
n 8tm 135- 9
+ 4
354
 221
324 = 162-  18+ 15F Y =- 160
In lubductionehae obtervandae Tunt Regulae.
2. Si sena snt Dissimilia subseribenda est quantitarum summa,
cum sieno superioris, nemee quantitatis minuendae seu illius unde faci-
enda est subductio. Puca (I Cx = 3 auteramus + 2, reliduum crie
8. Nempe E sueponanenr jam decse 3, d ulterius auferan-
cur 23 candem decrune 5 =- 3 F 2. Trem (1 ex F Z auteraNEE
2, reliduum erit F5. Nempe Ajam ad (inc 3 &e inluper
collatur, (hoc eH, Cuppleacur) delectus duorum, hre resticuan.
cur 2, jam eandem adErUMES = 3+2.
8. Si siena sine similia, subscribenda est quantitarum Differentia; cum
siono communi, ubi quantitas anferenda minor est, sed cum sieno cum con-
trario, ubi quantitas auferenda est major. Pucd, _ Cx Y. 3 auFCraNCUE
r2, manebic F E, quIa 3 = 2= T: Silvero ex + 3auterancur 43
manebic I, QNI2 3  4- -s, Cupponicur nemper dccsc. Icem
E2 Cx - 3 anteramuS - 2, manebie  5; quia nempe ( incellin
gancur dcesse 3. De auferantur = 2 sive Cupplcatur defectus
duorum, hoc ek, E restiruancur 2, tandem deeric non nili 1:
Si vero ex - 3 auteramus - 4, manebic + X; nempe ubi de-
exanc 3. Rresticuancur 4, aderic L. Pc paricer in aliis.
Ouxhredus ucramq; conjunctim sic eftere, Subductio speciosa con-
juneir urramque maenirudinem datam, mutaris omnibus sienis quantin
retis subducendae.
An Subdu-
bobba
H
AF B-