What are the necessary mathematics subjects should one know before specializing and researching?

by maanow

Question by Yahoooo!: What are the necessary mathematics subjects should one know before specializing and researching?

I mean what are all the subjects should a guy know in mathematics before starting to do his specialization and research in a single math subject.




Best answer:

Answer by The One
Addition, Substitution, Multiplying, Division and the basic Geometry...
And maybe how to work out procents

Know better? Leave your own answer in the comments!