蘇教版三年級上冊數學乘法估算練習200題及答案

第第頁蘇教版三年級上冊數學乘法估算練習200題及答案估計下列各式的值592×5≈206×9≈701×4≈91×9≈492×3≈51×2≈502×5≈708×5≈498×2≈908×4≈704×5≈906×8≈806×4≈299×6≈592×7≈792×9≈57×4≈81×9≈505×8≈303×4≈208×7≈76×3≈86×3≈706×2≈79×8≈493×2≈293×7≈908×8≈904×8≈894×9≈496×8≈46×3≈696×6≈905×6≈81×7≈697×9≈104×2≈893×5≈101×9≈508×3≈802×9≈87×5≈393×7≈71×4≈905×2≈693×6≈47×9≈193×4≈69×8≈902×2≈408×4≈307×5≈406×6≈801×2≈504×4≈596×2≈496×2≈292×8≈294×4≈209×4≈402×2≈495×8≈498×4≈794×2≈791×7≈73×4≈92×4≈798×9≈493×9≈594×8≈304×5≈697×5≈84×3≈71×9≈396×8≈56×2≈299×3≈591×4≈52×4≈897×2≈709×7≈797×7≈693×9≈393×2≈595×8≈598×4≈706×8≈409×2≈79×2≈599×8≈409×6≈68×9≈57×2≈402×4≈99×7≈494×6≈192×8≈903×9≈407×5≈892×8≈比較大小，將>、<、＝填入?內。594×6?360049×3?150919×3?2700900×9?8100402×8?3200884×7?6300690×7?4900917×9?8100410×8?3200700×9?6300708×3?2100204×5?1000301×7?2100800×5?4000419×8?3200410×4?1600319×2?600514×3?1500212×9?1800498×8?400072×6?420401×9?3600801×7?560051×5?250200×3?600701×8?5600719×9?6300489×9?450059×4?240694×6?4200783×4?3200910×7?6300718×3?2100183×3?600598×2?120051×4?20051×8?40082×3?240619×9?5400810×9?7200385×9?360091×9?810590×5?300083×8?640287×9?2700183×6?1200588×8?4800696×6?4200793×5?4000884×4?3600798×6?4800609×4?2400903×6?5400390×2?80052×8?400895×6?5400407×5?2000302×4?1200699×7?490080×7?560397×4?1600818×8?6400814×3?2400101×6?60073×7?49097×6?600617×8?4800208×7?1400313×8?2400788×7?5600610×6?3600604×2?120078×8?640894×9?8100613×8?4800299×4?1200394×8?3200898×5?4500291×9?2700492×9?4500393×3?1200799×7?5600502×6?3000500×9?450084×5?400493×3?150053×6?300406×4?1600418×7?2800284×3?90098×6?600519×2?1000209×2?40081×7?560181×5?1000686×2?140097×9?900808×7?5600718×5?3500293×8?2400

蘇教版三年級上冊數學乘法估算練習200題答案30001800280081015001002500350010003600350072003200180042007200240720400012001400240270140064010002100720072008100400015042005400560630020045009001500720045028002801800420045080056018001600150024001600200012001000240012008008004000200016005600280360720045004800150035002406303200120900240020018004900560063008004800240056008001604800240063012