人教版小学六年级数学上册分数混合运算计算习题.doc

文档介绍：小学六年级分数混合****题一、直接写得数。??5 13 1??9 154??5 39 10??321 2??9 714 1 ??5 12 1??5 13 1??2 15 4??063 5??6 54 3 ??8 55 2??4 13 2??160 3??4 12 1??416 7 ??4 320??5 14 1??6 55 3??5 39 2??35 1 二、简便计算。 25 84 3??23 21 24?15 13 6 513 9?? 11 5 11 543?? 6 5 11 76 5 11 4???24 )3 14 3(??9 1)4 15 1(?? 17× 916 ( 34 + 58 )×32 59 × 34 + 59 × 14 54 × 18 ×16 15 + 29 × 310 44-72× 512 11 59 2 11 59 7??? 2009 ×2008 2007 25 45 4??? 5 8?(3 28 5?) 11 58 7?×(3 29 5?)4 1375 .025 .08 5??? 4?5 45 4?? 423-17 517 12? ? 76? 4 (5 24 3?)× × (18 113 1?)×13×18 × ×3207 67 6?×(9 13 2?)3 4 ×[)8 31(5 25 3???] 7 34 17 24 3???]4 35 22 1[20 9) (??? × ×32 ×- × 10-12 512 7?) (14 37 4?×28 15×(15 112 5?)×2472×(12 56 5?)[phone]??? 624 - × × + - 3 2 +(2 1 +3 2 )×7 2 27 16 ×5+27 11 ÷5 16 5 -[(5 1