LESSON 3. CALENDAR DAY SIGNS & NUMBERS. The solar year from March 12, 2005 - March 11, 2006 is in xihuitl Chicuace Calli (Year 6 House). Ompa cah caxtollin-yei (18) metztli in xiuhpohualli, ihuan ompa cah cempohualli tonalli in metztli. 'There are 18 months in regards to the yearly solar calendar, and there are 20 days as for [each] month.' Learn the days of the Mexica calendar by studying the names and numbers of each tonalli in the first column, followed by an English translation in the second column. Download the following two mp3 files: NAHUATLdays.mp3 NAHUATLnumbers.mp3 Download by selecting the links above or the links in the mp3 listing on this page - and listen to a native Nahuatl speaker recite the Nahuatonalli signs and numbers! You can save the mp3 files by right-clicking the link and selecting "Save Target File As" and by saving the MPEG file to your desktop. © Citlalin Xochime in xihuitl chicuace calli.