Nope. In the message box try 999999999999999+111111111111111 which gives you a correct 16 digit sum of two 15 digit numbers. The limit is not in decimal digit count. The math is binary. .Jerry
On Sep 5, 2013, at 4:11 PM, Mark Schonewille <m.schonewi...@economy-x-talk.com> wrote: > Hi Geoff, > > LiveCode will do calculations reliably on numbers that are no larger than 15 > digits, i.e. at most 999999999999999. _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode