【简答题】985+357= 1002-596= 369÷90= 654÷61= 456×73= 790×67= 451÷76= 13×405= 451÷90= 136÷60= 520×60= 223÷70=
【简答题】451-99=451-100-1=350.______.(判断对错)
【简答题】● System ysis is traditionally done top-down using structured ysis based on (71). Object-oriented ysis focuses on creation of models. The three types of theysis model are (72). There a...
【单选题】System analysis is traditionally done top-down using structured analysis based on (71) .Object-oriented analysis focuses on creation of models.The three types of the analysis model are (72) .There are...
A.
functional decomposition
D.
information generalization
【简答题】与451-(51-49)不相等的算式是( ) A.451-(51+49) B.451+49-51 C.451-49-51