ᠳᠥᠷᠪᠡᠳᠦᠭᠡᠷ ᠣᠨ ᠤ ᠲᠤᠭᠠ 四年级数学5.pptx
 , ᠺᠦᠸᠠᠳ᠋ ᠺᠢᠯᠦᠮᠤᠲᠷᠷ ,Ha k㎡, ᠬᠡᠷᠡᠭᠯᠡᠨᠠ᠃ ᠢ ᠺᠢᠯᠦᠮᠤᠲᠷ ᠺᠦᠸᠠᠳ᠋ ᠦᠷᠭᠦᠯᠵᠢ ᠦᠶᠡᠰ᠂ ᠬᠡᠮᠵᠢᠬᠦ ᠲᠠᠯᠠᠪᠠᠢ   ᠰᠢᠷᠣᠢ ᠶᠢᠨ ᠭᠠᠵᠠᠷ ᠰᠢᠭ ᠶᠡᠭᠡ ᠨᠡᠯᠢᠶᠡᠳ ,,2k㎡,,,1kmm,1000m,,1k㎡,10ha × 10ha=100ha,1km × 1km= 1k㎡,1000m × 1000m=1000000㎡,1k㎡==,1000000㎡,=100ha,,2k㎡,200,20 00000,2k㎡= ︵︶ ㎡ = ︵︶ ha,㎡,ha,ha,㎡,k㎡,d㎡,ha,22 ︵︶ ,,70 ︵︶ ,40 ︵︶ ,,,