四年级下册数学简便计算题第一类:加65+73+135357+288+143272+68+28129+235+171+16517+145+23+35999+99+9+36+7+8+102+103+1049998+3+99+998+3+9第二类:减400-256-44517-53-47284-159-41258-42-16545-167-145478-47-178344-(144+37)236-(177+36)第三类:乘45×4×523×5×225×9×48×(125×13)(250×125)×(4×8)88×12572×125125×64×2542×125×8×525×4×88×125第四类:乘(12+50)×40125×(40-4)76×10318×12525×4442×2599×999×781第五类:乘45×37+37×5528×21+28×7917×23-23×738×46+64×3899×32+3246+46×59167×2+167×3+167×539×8+6×39-39×428×225-2×225-6×225(42+25)×125+(18+15)×12523×2×4+25×4×2+27×1×8+25×8×199×22+33×34第六类:除360÷4÷9250÷5÷2600÷12÷5800÷5÷8480÷5÷48240÷5÷12420÷352400÷257800÷12第七类:加减92+99197+102354-108405-99127-98323+189-123248+86-48672-36+64(6467-832)+(1832-1467)1530+(592-530)-192(2+4+6+……+98+100)-(1+3+5+……+97+99)第八类:乘除960×46÷4899000÷121×113702×38÷12342640÷(16÷4)1000÷(125÷4)第九类:加减乘除(98+147)÷49(230-23)÷23(250-25)÷251736÷28+1064÷28125×(860+240÷12)700+612÷12×4(37+15)×85+13602005×20062006-2006×2005200542×125×8×525×4×88×125(12+50)×40125×(40-4)86×10318×12525×4442×2599×999×7845×38+38×5528×21+28×7937×23-23×738×46+64×3899×32+3246+46×59167×2+167×3+167×539×8+6×39-39×428×225-2×225-6×225(42+25)×125+(18+15)×12565+73+135357+288+143272+68+28129+235+171+16517+145+23+353400-256-44517-53-47284-159-41258-42-16545-167-145478-47-178344-(144+37)236-(177+36)45×4×523×5×225×9×48×(125×13)(250×125)×(4×8)88×12572×125125×64×2542×125×8×525×4×88×125(12+50)×40125×(40-4)76×10318×12525×4442×2599×999×7845×37+37×5528×21+28×7917×23-23×738×46+64×3899×32+3246+46×59167×2+167×3+167×539×8+6×39-39×4360÷4÷9250÷5÷2600÷12÷5800÷5÷8480÷5÷48240÷5÷12420÷35117+392+60888×27+27×12487×53+87×477×75-7×25234―66―34528―53―47435-(135+189)167×25+32×25+2538×99+38147+147×9925×(4+8)108×7535×20175×9825×7×42×125×8×625×32×125125×8825×483500÷4÷25420÷35÷230+255+70282+41+15988×27+27×126.3÷1.8125×64+125×3664×199+64528―53―47158+395+1054800÷25(13×8×5×6)÷(4×5×6)2.1×99+2.10.18+4.26-0.18+4.268100÷4÷7516800÷1201248÷243150÷15(10000-1000-100-10)÷10138+293+62+10799+999+9999+9999966.86-8.66-1.3458811÷8910-0.432-2.56898×19925×6.8×0.04355+260+140+245102×992×125645-180-245125×3225×46101×5699×26382×101-3824×60×50×8930÷0.6÷51022-478-42263.4÷2.5÷0.42357-183-317-357672-36+6436+64-36+64500-257-34-143755-287+871814-378-42289×99+893999+49888×225+225×12698-291-9568-(68+178)382+165+35-82155+256+45-98759-126-259216+89+1175×99+2×751050÷15÷77200÷24÷30219×9958×10176×10278×46+78×54169×123—23×1696129×101—12956×51+56×48+56125×25×3224×25514+189—214732—254—33256×25×4×12524×74+26×24228+(72+189)109+(291—176)(375+1034)+(966+125)(2130+783+270)+1017参考答案第一类:加65+73+135357+288+143272+68+28=65+135+73=357+143+288=272+28+68=273=788=368129+235+171+16517+145+23+35999+99+9+3=129+171+(235+165)=17+23+(145+35)=999+1+(99+1)+(9+1)=700=220=11106+7+8+102+103+1049998+3+99+998+3+9=102+8+(7+103)+(6+104)=9998+2+(99+1)+(998+1)+(9+1)=330=11110第二类:减400-256-44517-53-47284-159-41=400-(25...