The author 'divides' literature into three categories. [=the author says that there are three categories of literature]
The teacher 'divided' the class (up) into four groups. = The teacher 'divided' (up) the class 'into' four groups.
Two 'divides evenly into' eight. [=eight can be divided into two an exact number of times with nothing left over]
(..) the Chinese government to withdraw their scientists from the international mission today. "China no longer trusts the aliens who want to divide us. China has asked for immediate talks at the UN. Alpha -er, this is Condor. Come in, over. Captain Marks, Condor, (..)2016 Arrival