-3 4 -1
2 0 -2
1 -4 3
一道初一數(shù)學(xué)題:將-1,-2,-3,-4,0,1,2,3,4放于九宮格內(nèi),使橫豎斜加起來(lái)都相等
一道初一數(shù)學(xué)題:將-1,-2,-3,-4,0,1,2,3,4放于九宮格內(nèi),使橫豎斜加起來(lái)都相等
數(shù)學(xué)人氣:116 ℃時(shí)間:2020-02-06 02:34:25
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