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1、6/7-5/24÷7/12=6/7-5/24×12/7=12/14-5/14=7/14=1/2[3/4×(7/16-1/4)]÷9/13=3/4×（7/16-4/16）×13/9=1/4×3/16×13/3=13/642/3-7/8+1/3=(2/3+1/3)-7/8=1-7/8=1/85/6-(3/7-1/6)=(5/6+1/6)-3/7=1-3/7=4/71-1/3-2/3=1-(1/3+2/3)=1-1=01+3/5-1/10=1+6/10-1/10=1+1/2=1又1/23/8-12/13+5/8=3/8+5/8-12/13=1-12/13=1/131-(1/2-3/4)=1+3/4-2/4=1+1/4=5/41-1/2-1/4=1/2-1/4=2/4-1/4=1/42/7-8/9+5/7=(2/7+5/7)-8/9=1-8/9=1/92-1/4-3/4=2-(1/4+3/4)=2-1=11/2-(3/8-1/2)=1/2+1/2-3/4=1-3/8=5/82.64×1.7-2.64×0.7=2.64×(1.7-0.7)=2.64×1=2.6431.5×1.07-3.15×0.7=3.15×10.7-3.15×0.7=3.15×(10.7-0.7)=3.15×10=31.52.7×5.7-2.7+5.3×2.7=2.7×(5.7-1+5.3)=2.7×10=270.625÷0.125×0.8=(0.625×0.8)×8÷(0.125×8)=0.5×8÷1=418.6×6.1+3.9×18.6=18.6×(6.1+3.9)=18.6×10=18652.5x2.9+5.45=5.25x29+5.25+0.2=5.25×(29+1)+0.2=5.25×30+0.2=157.5+0.3=157.70.92x15+0.08x15=(0.92+0.08)×15=1×15=150.72×1.25×2.5=0.9×(0.8×1.25)×2.5=0.9×1×2.5=2.25400.6x7-2003x0.4=200.3x14-200.3x4=200.3×（14-4）=200.3×10=2003300÷125÷8=300÷(125×8)=300÷1000=0.3396-96-172-28=(396-96)-(172+28)=300-200=100125x24=125x8x3=1000x3=300026x15=(20+6)x15=20x15+6x15=300+90=39025x99x4=25x4x99=100x99=9900250x32=250x4x8=1000x8=8000(98+98+98+98)x25=4x98x25=4x25x98=100x98=98003/4÷5/8×3/10=3/4×8/5×3/10=9/5×1/5=9/251.25×(8+10)=1.25×8+1.25×10=10+12.5=22.51.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.781/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/54800÷25÷4=4800÷(25x4)=4800÷100=4800÷100=482/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/83/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/73.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=10.4×125×25×0.8=(0.4×25)×(125×0.8)=10×100=10001.25×(8+10)=1.25×8+1.25×10=10+12.5=22.59123-(123+8.8)=9123-123-8.8=9000-8.8=8991.21.24×8.3+8.3×1.76=8.3×(1.24+1.76)=8.3×3=24.99999×1001=9999×(1000+1)=9999×1000+9999×1=1000899914.8×6.3-6.3×6.5+8.3×3.7=(14.8-6.5)×6.3+8.3×3.7=8.3×6.3+8.3×3.7=8.3×(6.3+3.7)=8.3×10=831.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78933-157-43=933-(157+43)=933-200=7334821-998=4821-1000+2=382332×125×25=4×8×125×25=(4×25)×(8×125)=100×1000=1000001.8+18÷1.5-0.5×0.3=1.8+12-0.15=13.8-0.15=13.656.5×8+3.5×8-47=52+28-47=80-473.7x2.56-2.3=9.472-2.3=7.1721.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.781/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/54800÷25÷4=4800÷(25x4)=4800÷100=4800÷100=482/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/83/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/73.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=10.4×125×25×0.8=(0.4×25)×(125×0.8)=10×100=10001.25×(8+10)=1.25×8+1.25×10=10+12.5=22.59123-(123+8.8)=9123-123-8.8=9000-8.8=8991.21.24×8.3+8.3×1.76=8.3×(1.24+1.76)=8.3×3=24.99999×1001=9999×(1000+1)=9999×1000+9999×1=1000899914.8×6.3-6.3×6.5+8.3×3.7=(14.8-6.5)×6.3+8.3×3.7=8.3×6.3+8.3×3.7=8.3×(6.3+3.7)=8.3×10=831.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78933-157-43=933-(157+43)=933-200=7334821-998=4821-1000+2=382332×125×25=4×8×125×25=(4×25)×(8×125)=100×1000=1000001.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×5/4+1/48.6÷3/8–3/8÷69.4/7×5/9+3/7×5/910.5/2-（3/2+4/5）11.7/8+（1/8+1/9）12.9×5/6+5/613.3/4×8/9-1/314.7×5/49+3/1415.6×（1/2+2/3）16.8×4/5+8×11/517.31×5/6–5/618.9/7-（2/7–10/21）19.5/9×18–14×2/720.4/5×25/16+2/3×3/421.14×8/7–5/6×12/1522.17/32–3/4×9/2423.3×2/9+1/324.5/7×3/25+3/725.3/14××2/3+1/626.1/5×2/3+5/627.9/22+1/11÷1/228.5/3×11/5+4/329.45×2/3+1/3×1530.7/19+12/19×5/631.1/4+3/4÷2/332.8/7×21/16+1/233.101×1/5–1/5×2134.50＋160÷4035.120-144÷18+3536.347+45×2-4160÷5237（58+37）÷（64-9×5）38.95÷（64-45）39.178-145÷5×6+4240.812-700÷（9+31×11）2.7+6.3=0.58+3.5=6-2.2=5.6-2.8=25×12=6.68-2.1=6.38+5.62=3.92-0.9=0.25×10=100×2.003=62÷10=123.5÷100=9.025×100=9-2.3-3.7=4×31×25=28×0÷54=65+37×0=5.5+2.81+4.5=25×4÷25×4＝二、竖式计算并验算：12.65+3.5=85.6-3.21=三、计算，有些能简便的要简便计算：89×99+892.63+5.8+7.37+4.252×15-5×5255×1022.58-1.6+3.42125×6445×25+75×4523.5-2.8-7.258.65-(3.2+8.65)99×125×83200÷25÷4250÷8×480+（146-46×3）48-（5.2+2.03×10）32×15+（32.6+8.09）四年级下册计算题练习第一天学号姓名一、直接写出得数：2.7+6.3=0.58+3.5=6-2.2=5.6-2.8=25×12=6.68-2.1=6.38+5.62=3.92-0.9=0.25×10=100×2.003=62÷10=123.5÷100=9.025×100=9-2.3-3.7=4×31×25=28×0÷54=65+37×0=5.5+2.81+4.5=25×4÷25×4＝二、竖式计算并验算：12.65+3.5=85.6-3.21=三、计算，有些能简便的要简便计算：89×99+892.63+5.8+7.37+4.252×15-5×5255×1022.58-1.6+3.42125×6445×25+75×4523.5-2.8-7.258.65-(3.2+8.65)99×125×83200÷25÷4250÷8×480+（146-46×3）48-（5.2+2.03×10）32×15+（32.6+8.09）四年级下册计算题练习第二天学号姓名一、直接写出得数：3.7+8.4=0.58+3.2=6-3.3=5.4-2.8=25×16=6.68-2.5=6.38+8.62=3.92-0.2=0.225×10=100×2.03=6.2÷10=123÷100=0.025×100=13-2.3-3.7=4×28×25=36×0÷2.55=2.8+58×0=5.5+4.52+4.5=100×3÷100×3＝二、竖式计算并验算：12.65+7.5=83.6-4.35=三、计算，有些能简便的要简便计算：99×85+855.63+8.8+4.37+1.236×19-9×3655×1012.38-2.4+3.62125×2475×55+75×4527.5-6.8-3.255.83-(3.2+5.83)29×125×85600÷25÷4250÷8×458+（124-24×3）32.3-（5.02+2.03×10）32×18+（32.6+18.09）四年级下册计算题练习第二天学号姓名一、直接写出得数：3.7+8.4=0.58+3.2=6-3.3=5.4-2.8=25×16=6.68-2.5=6.38+8.62=3.92-0.2=0.225×10=100×2.03=6.2÷10=123÷100=0.025×100=13-2.3-3.7=4×28×25=36×0÷2.55=2.8+58×0=5.5+4.52+4.5=100×3÷100×3＝二、竖式计算并验算：12.65+7.5=83.6-4.35=三、计算，有些能简便的要简便计算：99×85+855.63+8.8+4.37+1.236×19-9×3655×1012.38-2.4+3.62125×2475×55+75×4527.5-6.8-3.255.83-(3.2+5.83)29×125×85600÷25÷4250÷8×458+（124-24×3）32.3-（5.02+2.03×10）32×18+（32.6+18.09）四年级下册计算题练习第三天学号姓名一、直接写出得数：3.7+7.3=0.56+3.4=6-3.22=5.4-4.5=25×28=6.88-2.8=0.91+0.09=3.92-0.2=0.225×10=100×2.03=61.5÷10=6.5÷100=0.005×100=16-5.3-4.7=4×2.7×25=36×0÷55=6.8+58×0=7.5+5.52+2.5=50-25÷5＝二、竖式计算并验算：32.7+7.52=55.6-5.75=三、计算，有些能简便的要简便计算：（270-30×9）÷5.536×19-19×2625×45+75×4538×1015.63+8.8+4.37+1.2750－(550-300)÷256.38-2.4+5.62125×162100÷25÷425×（40+4）55.83-(8.2+5.83)99×8.5+8.527.5-9.8-0.258+（124-24×3）8157-(103+157+597)四年级下册计算题练习第三天学号姓名一、直接写出得数：3.7+7.3=0.56+3.4=6-3.22=5.4-4.5=25×28=6.88-2.8=0.91+0.09=3.92-0.2=0.225×10=100×2.03=61.5÷10=6.5÷100=0.005×100=16-5.3-4.7=4×2.7×25=36×0÷55=6.8+58×0=7.5+5.52+2.5=50-25÷5＝二、竖式计算并验算：32.7+7.52=55.6-5.75=三、计算，有些能简便的要简便计算：（270-30×9）÷5.536×19-19×2625×45+75×4538×1015.63+8.8+4.37+1.2750－(550-300)÷256.38-2.4+5.62125×162100÷25÷425×（40+4）55.83-(8.2+5.83)99×8.5+8.527.5-9.8-0.258+（124-24×3）8157-(103+157+597)四年级下册计算题练习第四天学号姓名一、在括号里填上适当的数,然后列出综合算式：25+55450－1303.6+7.412×()()÷()()()综合算式:综合算式:三、计算，有些能简便的要简便计算：44×12-8889×32+89×686.91-3.4+5.09125×2475+360÷（20-5）1880-（59+21）×12（75+240）÷（20-5）25×（40+4）64.56-(8.2+4.56)72×99+7230.5-5.3-1.7四、列式计算。

2、72与4的差乘以56与26的和，积是多少？2、11.5比一个数的2倍少2.5,这个数是多少?四年级下册计算题练习第四天学号姓名一、在括号里填上适当的数,然后列出综合算式：25+55450－1303.6+7.412×()()÷()()()综合算式:综合算式:三、计算，有些能简便的要简便计算：44×12-8889×32+89×686.91-3.4+5.09125×2475+360÷（20-5）1880-（59+21）×12（75+240）÷（20-5）25×（40+4）64.56-(8.2+4.56)72×99+7230.5-5.3-1.7四、列式计算。

3、72与4的差乘以56与26的和，积是多少？2、11.5比一个数的2倍少2.5,这个数是多少?四年级下册计算题练习第五天学号姓名一、在括号里填上适当的数,然后列出综合算式：2.65+3.35520－403.6+8.415×()()÷()()()综合算式:综合算式:三、计算，有些能简便的要简便计算：33×13-9987×52+87×486.81-4.4+5.19125×2465+320÷（20-15）860-（48+12）×12（750+240）÷（0.3×100）25×（40+4）24.56-(8.2+4.56)88×99+8820.5-6.3-3.70.92x15+0.08x15=(0.92+0.08)×15=1×15=150.72×1.25×2.5=0.9×(0.8×1.25)×2.5=0.9×1×2.5=2.25120÷(3分之1-4分之1)=120÷(12分之4-12分之3)=120÷12分之1=120×12=144010.1×89-8.9=101x8.9-8.9x1=8.9x(101-1)=8.9x100=8909.07-22.78÷3.4=9.07-6.7=9.07-（7-0.3）=9.07-7+0.3=2.07+0.3=2.375+7×(8+12)÷(4-2)=5+7×20÷2=5+70=7516x4+16x6x16=16x4+96x16=16x(4+96)=16x100=16007/25×4/9+7/25×5/9 =7/25×(4/9+5/9)=7/25×1=7/2560×(1/12+1/15+1/4)=60×1/12+60×1/15+60×1/4=5+4+15=24(5/12-3/8)×72=5/12×72-3/8×72=30-27=36/7-5/24÷7/12=6/7-5/24×12/7=12/14-5/14=7/14=1/2[3/4×(7/16-1/4)]÷9/13=3/4×（7/16-4/16）×13/9=1/4×3/16×13/3=13/642/3-7/8+1/3=(2/3+1/3)-7/8=1-7/8=1/85/6-(3/7-1/6)=(5/6+1/6)-3/7=1-3/7=4/71-1/3-2/3=1-(1/3+2/3)=1-1=01+3/5-1/10=1+6/10-1/10=1+1/2=1又1/23/8-12/13+5/8=3/8+5/8-12/13=1-12/13=1/131-(1/2-3/4)=1+3/4-2/4=1+1/4=5/41-1/2-1/4=1/2-1/4=2/4-1/4=1/42/7-8/9+5/7=(2/7+5/7)-8/9=1-8/9=1/92-1/4-3/4=2-(1/4+3/4)=2-1=11/2-(3/8-1/2)=1/2+1/2-3/4=1-3/8=5/82.64×1.7-2.64×0.7=2.64×(1.7-0.7)=2.64×1=2.6431.5×1.07-3.15×0.7=3.15×10.7-3.15×0.7=3.15×(10.7-0.7)=3.15×10=31.52.7×5.7-2.7+5.3×2.7=2.7×(5.7-1+5.3)=2.7×10=270.625÷0.125×0.8=(0.625×0.8)×8÷(0.125×8)=0.5×8÷1=418.6×6.1+3.9×18.6=18.6×(6.1+3.9)=18.6×10=18652.5x2.9+5.45=5.25x29+5.25+0.2=5.25×(29+1)+0.2=5.25×30+0.2=157.5+0.3=157.70.92x15+0.08x15=(0.92+0.08)×15=1×15=150.72×1.25×2.5=0.9×(0.8×1.25)×2.5=0.9×1×2.5=2.25400.6x7-2003x0.4=200.3x14-200.3x4=200.3×（14-4）=200.3×10=2003300÷125÷8=300÷(125×8)=300÷1000=0.3396-96-172-28=(396-96)-(172+28)=300-200=100125x24=125x8x3=1000x3=300026x15=(20+6)x15=20x15+6x15=300+90=39025x99x4=25x4x99=100x99=9900250x32=250x4x8=1000x8=8000(98+98+98+98)x25=4x98x25=4x25x98=100x98=98003/4÷5/8×3/10=3/4×8/5×3/10=9/5×1/5=9/251.25×(8+10)=1.25×8+1.25×10=10+12.5=22.51.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.781/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/54800÷25÷4=4800÷(25x4)=4800÷100=4800÷100=482/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/83/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/73.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=10.4×125×25×0.8=(0.4×25)×(125×0.8)=10×100=10001.25×(8+10)=1.25×8+1.25×10=10+12.5=22.59123-(123+8.8)=9123-123-8.8=9000-8.8=8991.21.24×8.3+8.3×1.76=8.3×(1.24+1.76)=8.3×3=24.99999×1001=9999×(1000+1)=9999×1000+9999×1=1000899914.8×6.3-6.3×6.5+8.3×3.7=(14.8-6.5)×6.3+8.3×3.7=8.3×6.3+8.3×3.7=8.3×(6.3+3.7)=8.3×10=831.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78933-157-43=933-(157+43)=933-200=7334821-998=4821-1000+2=382332×125×25=4×8×125×25=(4×25)×(8×125)=100×1000=1000001.8+18÷1.5-0.5×0.3=1.8+12-0.15=13.8-0.15=13.656.5×8+3.5×8-47=52+28-47=80-473.7x2.56-2.3=9.472-2.3=7.1721.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.781/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/54800÷25÷4=4800÷(25x4)=4800÷100=4800÷100=482/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/83/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/73.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=10.4×125×25×0.8=(0.4×25)×(125×0.8)=10×100=10001.25×(8+10)=1.25×8+1.25×10=10+12.5=22.59123-(123+8.8)=9123-123-8.8=9000-8.8=8991.21.24×8.3+8.3×1.76=8.3×(1.24+1.76)=8.3×3=24.99999×1001=9999×(1000+1)=9999×1000+9999×1=1000899914.8×6.3-6.3×6.5+8.3×3.7=(14.8-6.5)×6.3+8.3×3.7=8.3×6.3+8.3×3.7=8.3×(6.3+3.7)=8.3×10=831.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78933-157-43=933-(157+43)=933-200=7334821-998=4821-1000。

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