[Eng.Junior]

ah, hey guys, you need another riddles, walla keda kefaya ?
anyhow, take this one
How do you six nines to equal exactlly 100(you can use addition, divistion, decimals... just no other digits)

hint : elly 3ayez yesta7'dem matlab yesta7'dem, we yeb2a ye2abelny fe el riddle de belzat