学习-----好资料
11-10 = 19-19 = 12-11 = 7+3+4= 9+1+8= 8+2+5= 14- 2 = 17-14 = 19-15 = 9 + 0 =
14+ 2 = 4 +15 = 4 +11 = 6+3+7= 5+4+7= 4+5+8= 5 - 3 = 16-14 = 18- 2 = 3 +12 = 12+ 0 = 13- 0 = 12+ 7 = 9-2+7= 8-2+8= 9-4+7= 0 + 4 = 3 +12 = 11+ 2 = 0 +11 = 4 + 3 = 12-12 = 3 +13 = 3+3+2= 2+2+4= 4+8+7= 9 - 8 = 3 - 0 = 14-12 = 5 + 1 = 更多精品文档
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