138 ARITHMETICX.

Sie tertij 23 5 aureos multiplica per 9, funt 2 1 1 5,item 4 in 2, fut 3 16, quæ prioribus addita, faciunt2430. Quodſi porrò compoſitis iſlis terminis( quem:admodum antea uiſum) procedat, proportio conclude-tur, quàm hic und cum totius exempli digeſtione adieelam cernis:

Sors. Meſes. Cipaſiti pri- CompoſitiſTotus

mo ꝶ multi- additione.plicat.

250 3 750

150 9 13504 72011 1500[6030130 6 7801235 911¹ 243045 7 315

2100 23 ꝰ

5% 68 1500 16 -

2430 27

CAPVT

Helofgr ie.

—18 8