30,28,17 L.C.M係??

2007-12-22 5:52 pm
30,28,17 L.C.M係??

回答 (3)

2007-12-24 9:55 pm
✔ 最佳答案
30,28,17 L.C.M係7140

30×28×17÷2
=14280÷2
=7140
2007-12-22 8:15 pm
7140
因為2x14x15x17
2007-12-22 6:04 pm
30,28,17 L.C.M係2968
參考: ME


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