四年級數(shù)學（簡便運算）計算題專項練習與答案78×99=42×98=74×61-74=71×35+29×35=22×81+48×81=556-(345+156)=43×39+43=25×29×4=16×19×25=83+585+117+215=270÷6÷15=939-(62+839)=498+(573+302)=14×13×5=51+387+349+213=29×25×4=890+862-850=349+34+36+251=91×19-19=172+175+325=27×102=177+278+522=954+822-772=699-(299+313)=72×51-72=932-(159+732)=29×45×2=13+249+451+287=61×4×25=13×39+13=10+646+20=236+338+164=21×70+19×70=47+286+514+33=151+825-141=11×51-11=161×61-61×61=557+(569+743)=889+926-846=22+597+28=20×91+40×91=75+31+725+69=25×53×4=540+952-52=675+(325+749)=690÷2÷15=85×99=58+216+84=717+824-697=883-66-434=97×125×8=4×84×25=125×35×8=5×99×14=46+319+44+181=653+246+54=57×25×4=103×36=89×53+53=94×101=47×4×5=166+27+534=61×59-59=24×69+24=520-44-36=40×19+160×19=19×75+75=966-(376+566)=31×32-32=13×125×4=61×5×12=134+89+11+666=30×63+70×63=51×95-95=68+257+243+232=88×8×125=28×8×125=218+80+10+482=790-(90+572)=12×8×125=461+25+139+15=22×19+22=407+22+478+93=658-(258+273)=32×74+58×74=98+310+190+202=98×52=2×57×35=351+148+352=81×84-84=26+351+349+44=324+249+251=348+70+152+430=189+97+11=710÷5÷2=900÷15÷6=77+181+223+19=705+(826+695)=563-(452+63)=102×16=19×67+67=2×99×25=155+252+145=94×70+106×70=125×67×8=125×5×8=799+573-73=98×61=54×91-54=82×97=132+50+68+450=176+329+324=69×23+23=37×25×4=600÷5÷6=600-74-16=435+236+64+65=87×4×25=69×35+35=414+(886+67)=773+174+26=492-(92+60)=29×49+29=79+137+721=125×85×8=135×31-115×31=79×90+90=38×91-38=393+(507+720)=202+42+598+158=225+257+175=900÷6÷5=4×89×25=36+709+34+91=570÷6÷5=741-559-41=99×36=103×38=8×31×125=76×4×25=570+(130+446)=21×52+49×52=27×25×8=11×13+79×13=189×49+11×49=31×6×5=12×11×5=15×93×6=858+(639+742)=726+71+29=862-(321+62)=19×25×12=605+821-105=12×41×5=8×91×125=58×23+142×23=25×63×4=79×5×14=130-(50+43)=406+426+94+74=441+473+27=2×13×35=34×8×125=71×77-77=101×69+99×69=848-23-27=25×39×4=112+462+338=156×58-126×58=173×32-163×32=509+(873+791)=68+37+863+32=83×6×15=77×91-77=82+357+443+118=81×71-81=354+(41+646)=48×39+48=156×74-116×74=4×87×25=21×81-21=125+416-95=152×83-102×83=43+642+158+47=12×31×25=17×125×8=21×125×8=29+662+21+138=935-(35+709)=93×8×125=229+528+71=77×125×8=248+89+211=992+(425+308)=748+194+52=64×97=21×60+59×60=266+67+33+34=596-(323+196)=637-49-41=8×83×125=300÷15÷2=72×89+72=31×65+49×65=4×23×25=57×5×6=340÷5÷4=81×83-83=59×79+79=97×36=50×79-30×79=102×45=103×25=25×33×4=27+35+373+15=49+54+26+451=14×93×5=80×60-20×60=76+333+67=63+(537+869)=91×36-36=620-(220+52)=49×40+40=375-(266+75)=4×8×25=840-195-105=26×77+34×77=897-(197+370)=800÷5÷8=146+352+248=54×19-14×19=560÷14÷5=63×21-63=149×17-59×17=115×21-55×21=901+(749+99)=18+378+82+22=15×29×6=4×56×25=25×81×4=592-(82+92)=278+10+590+122=69×86+86=45×29+45=678-201-199=120÷5÷2=152+64+36=91×90-90=101×98=289+(411+328)=29×23+23=64×8×125=200÷5÷8=500÷25÷2=400÷2÷25=909-368-32=111×43-91×43=67+39+61+733=995-549-51=25×69×2=138×62-118×62=29×39+39=862+109-99=239+64+336=120÷4÷15=279+(421+318)=210÷6÷5=721-(31+661)=153×13+47×13=49×16+16=367+77+333+123=25×31×4=47+94+806+23=16×17×5=125×51×8=884-87-513=72×103=746+27+53=19×81-19=73×14×5=938-159-241=13×8×5=550÷2÷5=14×11×5=381+183+219+217=133+(967+519)=50×96-30×96=32+649+168=99×125×8=801-(34+731)=514+169+286=107×15+93×15=831-(771+44)=289+216+411=690÷2÷5=21×63-63=80+(909+720)=830-(169+630)=193+92-42=17×97=679+140+121+60=41×97=5×67×14=26+198+24+402=141+18+62+659=490÷14÷5=663+156-86=675+664-575=272+187-187=39×79+61×79=8×57×125=657-38-262=660÷2÷5=63×39+63=161×52+139×52=163×40-93×40=667-483-17=4×76×25=119+578+222=14×71-14=793+379-319=46×99=536+322+78=92×101=985-279-321=57×26+143×26=124×72-24×72=68×41-68=391+(777+909)=572+991-391=81×15×4=6×89×15=2×77×35=81×66-66=39+22+11+38=19×25×4=277+248+423=12+25+375+18=585+245-245=16+96+204+64=346+104-104=200÷5÷4=632+83+117+68=40×69+40=23×125×8=270+(851+330)=51+544+49=24+45+355+56=68×19+68=935-36-864=150×90-70×90=558-(158+248)=198×33-98×33=79+632+268=832+651-581=302-16-284=34+313+487=17×45×2=81×15-15=91×18×5=4×12×25=557+877-277=629+(871+961)=294+73+27+506=390÷6÷5=57+191+243=116+831-96=128×48-88×48=180×68-160×68=61×49+61=657-379-121=897-(197+568)=58+144+456+32=123+468+32=51×5×4=21×6×15=8×41×125=81×46-46=2×49×15=64×4×25=183×33-113×33=221+196+204+179=103×69=29×42+42=16+(537+784)=114×43+86×43=450÷15÷2=53+133+67=8×72×125=12+737+163=293+776-203=19×15×6=59×47+47=69×45×2=347+61+353+19=835+47-35=13×5×12=54+83+246=468+188+132=48×8×125=699+754-699=533-284-16=87×5×16=723-(40+673)=793-(173+293)=87×125×8=914+(186+953)=55×89+55=968-(368+490)=400÷5÷2=39×20+51×20=103×61=322+161+278=115+766+85=26+111+289+44=27×75×4=630÷5÷6=51×25×4=884+48+16=28+199+12+501=87×2×5=5×125×8=61×18×5=74×49+74=25×89×4=539+(461+406)=90×61-90=125×99×8=417-211-89=25×25×4=105×68+95×68=17+274+83+126=173×99-83×99=838+71+29=29×53+53=71×98=5×39×8=509+(891+512)=600÷25÷2=430+199+70=560-67-333=102×18=109×69-69×69=25×71×4=261+194+306+239=421+111+79=176+(824+997)=119×71-69×71=79×52+52=2×61×15=99×44=706-56-244=25×49×4=723-(91+323)=33×25×4=98×17=8×67×125=606-(220+106)=59×77+77=56×4×25=4×81×25=25×21×4=5×27×2=172×10-122×10=123+50+77+450=138×10-128×10=83×8×125=562-178-222=43+246+254+457=757-44-356=9×25×4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