23分之1+2323分之303+23232323分之7070707+2323232323分之909090909

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23分之1+2323分之303+23232323分之7070707+2323232323分之909090909
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23分之1+2323分之303+23232323分之7070707+2323232323分之909090909
23分之1+2323分之303+23232323分之7070707+2323232323分之909090909

23分之1+2323分之303+23232323分之7070707+2323232323分之909090909
1/23+303/2323+7070707/23232323+909090909/2323232323 =1/23+101*3/(23*101)+7*1010101/(23*1010101)+9*101010101/(23*101010101) =1/23+3/23+7/23+9/23 =20/23 不懂再联系我