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三年级数学培优题，学会平移大法，轻松搬掉高分绊脚石#学浪计划#
三年级数学培优题，延伸题。有一块长方形土地，长55米，宽35米。土地中间留了两条宽1米的路，把地平均分成了4块。每块土地的面积是多少平方米？
人教版三年级数学下册，典型题、易错题、培优题(与教材同步）60/95
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