are fractional numbers required on checks
Given a MCIR routing number, how does one find the âfractional routing numberâ? up vote 5 down vote favorite. I'm trying to order checks for the first time, and the check provider is asking for me to provide a routing number and checking account number, both provided by my bank. However, they're also asking for the fractional form of the routing number, which is not provided by my bank, and which I can't look up on a check. (This is my first time ordering checks from this bank)