1、北师大版六年级数学简便运算题库80.412.52.5 0.4125250.8 3212525(2.525)0.437002185815 64125125(84)75997560(15500)4351999170480410356991410236498080679339(138)12525(4032)(57)80814125628435984825125 259468741532362512151235311282831(25250)4(125125)871463632272(-)60+258(15)1257137138272815778888331531033101-99+-10109999
2、55214214443455181325 36 (-)26.62.5653569525712234533451161 4.6+3 +6 +5.4 3()2.8+5 +7.2+383355157144993532536455344 4 +2.25+5 +7 7 +4 +2 5316 +16 33 +1 +18845751171197975144444143 0.75+0.3759 +99 +999 +9999 5-2-1845555517174451551 4(2 +)48.3-15 -4 94.25+46551266645135399990.6250.5+62.5%317231 2.5(+)8
3、2813810101010311717 22 +2575%-70.75 0.2563.513 62.5-244421521581744333 +3.125+1 +1 16 +(2 -1.8)(111+999)56(-)9985778317145477449.510 -(50-)0.64+51 +45(+0.6)5211191971191531317489737.5%+1040.375 3(55.375)3.51 +1.252+3.884841057199 3755+2996 8439+1001 60.25 446+295 888+9991125-996 299101 563999 210020
4、 72156-5672 2532125311370999+709 0.2548 2.5 0.42 2 6.6+2.56 75.399+75.373253 1712334.63.7+540.37 0.125+8.25+12.5%11 6 1 154.2554 88331442335319.826.573.43 4.6+3+6+5.4 4+2.25+5+7 9.632.54558848.37-3.25-(1.37+1.75)(1525)21225282537002185815125(84)321446856284714425160(15500)43519998(1259)46185418(4001
5、6)5 17048041035613681332(24)155(206)8238279649991475997510236498080 430216184679339(138)12520(175)1420527638276621022625(4032)(57)8081412561625542513428435984825125259468741532362512151235311282831(25250)4(125125)871463632272(-)60+258(15)125713713827281577888833482101-99+(+)1010999955792515310334345
6、518 +-325 36 (-)2142144535695填空题。填空题。351、()的是 27;48 的是()。5122、5 和()互为倒数,()的倒数是它本身。113、比 80 米多是()米;300 吨比()吨少。264.列式计算:(1)一个数的343493是,这个数是多少?10445(2)减去与的积,所得的差除以 9,商是几?1 1添(去)括号的应用添(去)括号的应用1、7.35-(1.9+2.35)2、93315743 3、8.8-6.75+9.2-0.254、41102 5、3.6+9.7+6.4 6、4.67-(2.98+0.67)7、7.15-(2.7+4.15)运算顺序易出错运
7、算顺序易出错1.413313 23、25(4 35-4)45、87386 6、2.89+2.7+7.3+3.21 9、1042-3841613、2.7-2.72.7、2729169 7、500-257-34-143、(54 913)9 8231、10 102、0.8 3.6-0.8 0.6551511 7323 3、-244、5、6.8.10.12、13、律律15、1712824466426 37 21(2.525)0.47.0.78 99 0.78281029.(257368)24813 3-1531311、1.25 8 1014.8 6.3-6.36.5 8.33.799 80714、1.
8、5 445 0.86.5 25572 2412-3 4816、2473 26 240.4 5.2 25 2.2 40%2.680711 118 1015619、18 -93 613 220、2.6 2 21、382101-38235 3835 22、1258.823、19.75-1.751 134 13424、136-136-1360.225、169832511.61.61.61.62526、95386227、9571715228、10029、2 25795 11 97 1130、0.125 0.531、12580.80.0882222232、39 433、14969-149149327773
9、4、9.25 9.9 0.9258131235、9 139139132009200936、200920102010小学六年级数学口算题小学六年级数学口算题25254 4 0.4 0.40.310.31 1.4 1.40.60.6 1 10.20.224245 5 0.8 0.80.160.16 6.8 6.80.30.3 4.2 4.26 68.78.78.78.7 7.5 7.51.51.5 3.1 3.10.010.01 1.8 1.80.50.50.140.141010 0.95 0.951.91.9 33 330.010.01 2000 2000650065000.10.11010 3
10、 30.40.4 2.2 2.20.30.3 33 3333033010100.10.1 2.6 2.60.20.2 1.24 1.240 0 3 31.51.598981414 1.25 1.258 8 0.45 0.459 9 0.12 0.128 825254646 0.25 0.254 4 1.4 1.44 4 0.1 0.10.020.020.580.580.330.33 2.4 2.44 4 1 12525 7.2 7.24 440403030 1.5 1.50.50.5 44 442 2 0.54 0.540.180.184804806060 2.1 2.14 4 90 9090
11、0900 0.48 0.480.160.164.64.60.60.6 9.1 9.11.31.3 0.1 0.10.50.5 1.4 1.40.50.530308080 0.5 0.55.35.3 0.75 0.750.250.25 1.7 1.72.82.875752525 0.68 0.680.170.17 0.2 0.20.30.3 0.8 0.82.72.70.90.91.81.8 0.22 0.220.460.46 1.6 1.64 4 3.25 3.251.61.698009800980980 100 10070007000 22 222020 1.14 1.140.30.36 6
12、1.51.5 2.8 2.80.20.2 86 866969 3.46 3.460.590.598208202 2 2.2 2.20.30.3 2.2 2.20.010.01 0.15 0.150.60.63503505050 630 6303 3 9.5 9.50.50.5 1.4 1.40.80.830305050 52 523535 0.27 0.270.20.2 60 600.30.320209090 2.2 2.20.040.04 13 130.010.01 1 10.250.252.32.30.10.1 12 120.050.05 3.2 3.21.61.6 1 10.50.50.
13、210.210.30.3 28 280.030.03 4.1 4.10.020.02 3.2 3.28 814143535 0.96 0.960.80.8 2.9 2.90.030.03 89 8931311.41.40.50.5 2.23 2.231.741.74 8.7 8.70.50.5 33 3340401.61.60.40.4 4.4 4.40.10.1 6.3 6.33.853.85 1 12.52.57.27.22.42.4 1.3 1.37 714.214.2 180 1800.50.5 7 79090 630 6300.250.259090 44 4416162 2 125 125
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