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1、3751435-17-1755+5+5+548.3-6-60999+709226.6+2.56575.399+4.55(+)724.253(21)187.71)224+2575%-70.750.2563.54小学六年级数学总复习简便计算练习题一、口算。( 10 分)0.77 0.33 5 1.4 1.6 80 0.125= 3 =102.65 0 3.8 9 0.08 24 0.4 67.5 0.25 二、用简便方法计算下面各题。1125997 998+1246 4 +3.2 5 +6.8 12 (1 +2 )400 125 8 25 (37 8)( ) 12 1 2 34 (2 ) 125
2、8.8 4.35 4.25 3.65 3.75 3.4 993.417.15 8.47 1.53 17 3 4 2 0.125 0.25 32 22.3 2.45 5.3 4.55 ( + ) 724.25 3 (2 1 ) 187.7 11187.7 43 57.125 0.50999+709226.6+2.56575.399+4.55(+)724.253(21)187.7164.25+460.6250.5+8+262.5%815 (7 14 4) 2.42 +4.58 4 3 2 6.6 2.5 54 5 3 3 1 37 1 2 8 334.6+52 3 +5+5.42.8+94 5 4
3、 4 5+7.2+9 5 (5 +12)3 5 38 +2.25+8 +452 5 3+7+5116 4 57+113 5 3 4 4 7 +97+9+70.75+85 1 +4+0.37514 35-17 -174 4 4 4 4 1 5 5 1 5 155+5+5+5 48.3-6 -6 6 4.25+4 6 0.625 0.5+8 +2 62.5%3 5 3 4 4 9 9 9 9 38 13 8 5 +(7 -1.8) 2.5 (10 +10+10+10) 22 4+25 75%-70.751 1 7 1 7 8 1 70.25 63.5 4 2 15 2.5-2 15 9 +3.12
4、5+9+8 1125-9963 3 3 1(111+999) 56 (7 -8) 49.5 5-(50-2) 0.6117 14 5 4 719+19 7+117 445 (9 +150.6)8973 1 3837.5%+104 0.375 4 (8 5.375)99972156-5672253212514.0.20.6)897837.5%+1040.3754(82)3538+2.25+8+45253+7+511645782(591 7 43.5 4+1.25 10+3.8 571 99 3755+2996 8439+1001446+295 888+999 72 156-56 72 25 32
5、 1253 114. 0.25 48 2.5 70.4 23 299 101 563 999709 99+7091 322 6.6+2.5 6575.3 99+75.3 4.6 3.7+54 0.37 0.1253 14+8 8.25+12.5%7 1 2 3 38.37-3.25-(1.37+1.75) 2100 20 118 63 13 1514 4.25 542 3 3 5 319.82 6.57 3.43 4.6+35 +65+5.4 48 +2.25+58+74 9.63 2.5 4 6 0.253 + + 18 ( + )7+ 5 ( )( 24 ) ( + ) ( + ) 7+
6、5 ( ) 24 )( + ) ( + ) (32 17) (25 ) 5482.570.42329910156399974.55(+)724.253(21)187.710.6)897837.5%+1040.3754(864.25+460.6250.5+8+262.5%8 (21 21) (99 ) 9 ( ) ( ) 30 3 4 58 41 ( ) 235 - 135 18 5153 0.6 53(54) 3 104 1 7 737 12 110 - 19 - 19 + 191 5 325 3 2 1013.09 8.12 4.88 12 1034500 751 1 3 108 2 (5 9 )(152 3 11) 15 11=*以上是由明师教育编辑整理=