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1、四年级数学（简便运算）计算题与答案278125=1925+25=27516=764+312-272=1676+5476=892125=2594=648-106-194=90+(337+10)=2193-93=513+52+38+187=43925=63185=125+(218+75)=409+(91+174)=814-(82+724)=76425=46+268-46=523+42+177+258=8048+12048=698-(628+41)=18410+5610=16+81+14=6699=25812=5322-3322=98025=6972+72=1827+1227=29254=637+4
2、2+28=484+193+207+16=91+264+236+109=51185=300152=287+725-87=73+566+227=400254=988-37-763=2189+1989=113+42+358+487=789-301-399=6641-66=980235=25315=996+902-496=4611-1611=700252=676-481-119=43325=397+149+451=3952+52=447+137+153=458+44+26+342=360+477+40=8187-87=600225=58+430+270=771258=720245=9141-41=98
3、49=560+212+40=5399=312+932-292=7175-75=489+56+144=2774+17374=704+739-649=11425=28425=16995=37165=334+(366+570)=27102=6235=714-(214+417)=55052=14889-4889=19485-9485=112-22-18=962+(38+293)=59145=708+86-46=72425=1249+12=95+29+305+171=6171-71=52316=3652+6452=903-(303+280)=7136-36=929-(529+230)=56+439+16
4、1=66045=125638=451+175+325+49=5810+2210=891-(114+691)=125358=53254=898+27+63=16+458+64+442=6937+37=59+622+278=890-(290+434)=481+(385+519)=6948+48=387-(65+187)=387+(340+513)=326-79-11=96+318+104=4725=3897=6947+47=145+(668+155)=511+55+389+15=12913-8913=56425=82+59+241+118=22101=51254=476+299-209=38+(6
5、89+42)=37425=81025=15676=618+(282+76)=547+814-487=2249+22=648125=320-12-78=11315-4315=450185=640165=93254=781+132-62=10231=923-(323+140)=99425=12454-4454=75214=10053-5053=125618=16141-15141=435+160+165+140=7923+23=25238=940-755-45=73154=197+396+204=91254=8934+34=16795=3554+1554=568+389-339=8131-81=8
6、3145=19101=6815+2215=747+387-357=18635=199+175+501=49101=125338=13+63+27+57=19321-15321=25554=328+497+172=93052=13254=828125=67+57+543+13=9198-1198=2998+17198=8715=699-(399+38)=69+32+231+568=287-(227+25)=756+23+44+47=10229=8559+85=1397=15234=925-(377+25)=25+443+35+257=863125=45125=360518=720215=1671
7、0-2710=18+216+584+12=71258=836125=2171-21=17960+12160=7876+2276=16827-10827=10374=3579-1579=681+(875+219)=5019+50=860-(360+286)=47325=956-(467+256)=348+144+256=10368=9924=269+639+61+31=87156=7359+73=879125=10146=207+10+590+93=430+(646+970)=192+649-102=367-159-141=27+500+100=35872=34+342+558=9912-391
8、2=81+555+319+45=19103=970-786-114=18875=46725=398+416+184=817-(322+117)=608+280+92+20=15816=1599=249+566+151=43156=131+25+375+69=9131-91=126+200+274+100=6221-62=6126+13926=2959+59=1559+15=36052=21+216+184=5889+58=752-(180+452)=4069+40=2971-29=347+159-89=8275=252+66+134+548=82+297+118=570152=15294=69
9、254=8161-61=5137-37=90054=992+851-791=750252=200254=53101=324+102+198+176=55+492+145+308=129+77+71+723=118125=14730-11730=11875=97+(69+903)=16058=25614=253+62+138+547=153+411+89+47=9752=9569-7569=63+153+547=57118=6841-68=153+169+131=7981-79=9897=282+159+541=947+253-183=599+522-22=149+338+451=915-(14
10、9+715)=26925=573-168-332=458+415-335=19492-13492=7771-77=21+132+49+268=193+(781+207)=994-(40+954)=61+47+139=1223+18823=125118=711-(326+11)=3998+98=113+40+587+160=270+(431+830)=11984-6984=89425=25594=7158=854125=11051-2051=44103=8338-4338=812125=327+94+106=105-37-43=54+220+280+46=4315=211625=266+97+434=971258=4815=6169+61=81+382+119=45102=1839+6239=1641-16=10265=10129=768+(227+532)=15978-7978=400+578-200=9348-1348=130+577-77=14498+5698=950-58-642=1960+60=630185=36+57+364+43=7251-72=4897=268+29+61=287+62+238+413=9937=868125=557-(157+219)=863+(137+788)=375+93+325=385+468+15=723
