i'm doing a program for my company about an administration of production hours and i have two problems that i explain it below:<br>First problem: I need to make diferent mathematic operations between many registers of the database, and i don't know how, for example: in every registry i have 5 fields and i have to sum the field number one with the field number one of others registries, and save the result because i have tu use it after. and operations like sums with other fields of each registry.<br><br>Second problem: then after resolve my first problem i have to export my results to excel or ascci file or text file because i have to put them in our company report, and my problem is that i don't know how to make the exportation to excel o text file or assci file.<br><br>Please tell me how i'll do it, which controls or procedures i'll must have tu use.<br>note: i use a database made in access (mdb).<br>Thanks, i hope you can help me, i'll be waiting for your answers, my e-mail is <A HREF="mailto:cfyanez@prodigy.net.mx">cfyanez@prodigy.net.mx</A><br><br>note:sorry for my english, i'm still learning