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五年级上册简便运算练习题及答案

五年上级册简便算运习练及题答案五年级册简便运上练习题及答案请算用便方法计算简列各下0题.250×2.0.1523.2×2×53.×405.2.205×÷04.254.×5×.93.9×59+395..5×301-31.53.355×..2-73.×057..493÷57.35..÷533.9+0273.+2273.29-..03-7.22.5+25.-7.52+.57.2353-.2-39.2.32357.3-259×.9+3.×0.15.÷0..5÷5.25÷07.3÷5×22.+35×70.÷076.-0.50÷.÷0.12÷83.2+0.93-722.+9223..29×.25×00.125×.8863.÷42.50÷..9÷.4.19÷0.÷7.305×1.5×2×2.08286.×11028.614--732.-2.6.264×0.476×0.8+0..×2.76.205×362.5×243..2×04.+0.1×92.34.86015.×7-0.8×146.+87.7+7.36+6113.91.61×5.-.5×09.613.068.×519×3.2×.255.274÷5150÷252.4.×1023.11×2.×.0-5.360×.0.52×.8×45×4.200125.五级数年学便计简算练卷四习7.6×.8+00.×7.26.85019×025×8.5×.4 1.82×86.+072.×81..2×5.9060.810.×4-9.×60.530.83.12×+.13×9922.8×101-628.0.68615×.7-0.6×148..×140.23×1.210.5×14-7.32-26.264.+867+.736.+1.31÷2080×.4.16×9.51-05.9×.631.-3.6×06.545.1÷.2.3÷30÷..0÷665.432.÷50÷4..÷194.9.÷÷072..×25..71÷÷50.53×125×.2×.0824×0.9.+0.13×.215÷02.5五年数级学便计简练习算三卷465×7+238×317.0.25×3-.÷.2279×9.+6.666.×71100×87-..09×8110.716.1-×5.11×0.70179.199×48.+.63+8.5+0.5.93+021.92+811.7.+6.019+3.52423.+517.3+10.28+776.1.5+07.24+5.76.0+23.61+98.013.+426.60.+866.27+3.1+907.+3611..54+.-9.563.70-.038-1.1.2+39.72.+716+.-28.4-5155..3521+.790.-5+9175.3.2-40.813-.-4.7.3204×30.32+036.+48.1.+1.263+.4-3.20+3.60.62×3615.7-62.451.-76-.4405.5×20.3×47五年数学简便计级算习练二1卷.76×9.8+18.7963.522.÷÷0.549-..41+61.5.-9.6÷5.39.6÷.8÷00..2×99+4.12.87÷.49÷10.1.5×22.53×236.×50.11152.0÷25.4÷08.91×0.0141.6-53.38×4. 56+3.8×5.444.363×2.5×1987.99+9.×77.52×.37-.57×378..4÷2.55÷.00.6×10512.×025.12.5×8÷÷0.253.11×0.648+31.40×.30.2÷6125÷.0.8÷2.50÷.47.20×.+224.×1.9×1..0174.×1+.×52.6239×2.7+..397×.38-11.80÷125÷.0.127.×99.1.27+21×5.61-.5206.8-1.02-.4×5115-4.23×.6+123×23+..2.4-36.5×.47-365.×.370五年数级简学计算练便卷一下习各面怎样算简题就怎样便.6.9算4.++38.10.5466+22+3.715..8+94.2+05.+40.9.71-.81-32.31.75-3.86+7.562-..856+2.3-4.850+.46365.6-1.81-5.6-.72.32+829.0+.819+..16+4.8-..34-1.05-324.7527.2+86-..0661.+3135-4.6.8+.62.8-15.6-13.845.3-67.84-.475+88..3908+0.6+3364.5.17+5.53-9.59014.25+66.68-86.61.3-0.2×56.21×8×3.×6123.702×35.6+.283×536..-83.96.1-1.5×16.1-1536.-5.6×1.2418.7×8+.78×.0252+.490-.94.×801.016.×5.9+569..0×1908-0..8×.70925.84-.2÷35.2031.25÷8÷学五年级小数学简上运便算类练习归 确明点三1:一、情般下况;则运四的算算顺计序是:括有号时;先算;没有括号 时;先算再;算;有同只级一运时;从左往算右2、.于有的由计题具算有它身自的特征这;时运用运算律;定以可使算计过程单简同时;又容不出错.加法易交律换a+:b=+ba加法结合:律c+a+乘法交换律:=×b=baa×乘法结合:×c=a律×乘法分配律:c=a×c×+×bc3注、意;于同对一个算题计用;简便法计方算;与用不简便方法计算到的得结果相同我.们以用两种可算计法方到的得果结比;对检我们的验计是否算确正.、变换位置一当个一计题只有算一同运算又级没有号括;时们我以带符号搬家可.+ba+=ca+cba++bc-=-a+bc-ba+ca=c-b+-bac=--c-aa×bb×c=a×cb×ab÷c=a÷c÷b÷a×bc=÷÷a×bca÷×bc=×c÷ba根据:加法交律换乘和交法换律2.1605+.0+7.92177+17437730.-4-30.219+.662×7×434÷4÷5.1702×7.31÷51.251÷2××÷37×193-57-953二.括加号、当1个计算一只题加有减算又运有括号没;我们时可在加号后以面直添接括号括;括到号的运算原来是加还是加;里是还减减.是是在减号后面添括但时号;括到括号里的运算;原来加;是在就要现变为;减原来减是;在现就要变加.为根加法结据律合a+bc=+a,++b-aca=,a-b++ca-=,a-bc=--a113 275++35274+295-982-5383+8.0161-.92-72.208、当2个一计算只有乘题运算又没除括号时有;我可们在以乘号面后直添括接;括号括到号里运的;算原是来乘还乘;是是除是还.但是除在除号面后括添时号;到括括号里的运算;原来是乘现在就要;变为除;来原除是现在;要就为变乘.根乘据法合律结×a×b=ca×,a×b÷=ac,×÷b÷c=aa÷,÷ab×=a÷,c.10×2.65×174×.0÷601..862.÷50÷.004÷4×21三去.号括1当一个计算题只、有减加算运有又号时括;我可们将加号以后面的号直括去接掉;原来加现在是还是加是减还;是减.是但将号减后的面括号掉时去原;来括号里加的;现在要为变减;来是原减现在;要就为加变a+.=a++bca+a=b-c+-a=a-b+ca-=a-b-c5.8+67217+61-.986-2当、个计一算题只乘有除运算有括号时;我们又以可乘将后面的号号直括去接;掉来是乘还是原;是乘还除是除.是将除但后面的括号号掉去时;来原号括里乘的现;在就变为要除;来是除原现;在就变为乘要.a=×ab×c××aa=b÷×ca÷=a÷b÷ac÷=ab×÷c.20×51.2×÷54÷1.25四、乘×法分律配的种两典类型1、型括里是加号或减运;算另一与个相乘;数注意分×2配12×5×64×826×51×2注意、相因数的提取同.0.921.×14+.902×.815.31×1.-1.661×3. 五、一简算小些巧技1巧、借;要注意可哦还有有还;再借不难借.嘛999+999+999+912998-2、分拆可;不要改数的变小大哦.321×25×1.2.×58836×..0523、意注造;让算式满构足法乘配律的分条件.3. 8×.9+9.082.36×.999×8.3276+.410512.1×7-.270125×16.2×..×61×023.2×7.356+28×.35.51.6×2.115.6-1.1×8×.0.156.5×1995+.561.5×2.52×2370.9×0.18-08×.7.90.3×8.46+3.5385×.4.46312×.×8 5