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1、新人教版小学数学二年级下册口算题29030=75060607050030050500027008003506078060705014010060780740028004208098090030120270020003070018009005407069050390404705060700230907803095070430806406002000602508088020640506506015006003000102100700670707505085070140060070005023005008705079079089060170080030060540040065020980904907
2、010008006000300830030009605068050049060120070080087600600330906402403049011002090009060001500350608807050540170904703007000650076060670809089010006001406078007000690704301307901036050500400044004000470105809044070370803000505505006808062040700300450809600304509056090650708803036090470701709077090850905404044040940603406049090760702303044050601506506075070730406500500650603504607809088030720905000508901004703001300600700600480400300036204030200130080070050071061030050630703408021001009003064060800407508067080210020006006007304080003072040890301700800
