Casio CFX-9850 - Various (TOSEC-v2009-10-22)

"First made in the year 1996, there have been numerous variations of the CFX-9850G. The 9850 series models have 3-colour screens apart from the 9750 versions which are black and white. The 9950G has 64k memory compared to the 32k of the original 9850G. The 9970G has symbolic algebra. Later versions such as Ga, GB and GC models fixed some bugs from the original G model and added some stats and