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1、苏教版小学数学三年级下册口算题1.40-2=70+90=70+2=140-7=70+50=421752+35=7208=97999799=804=26+9=2.4528160-60=1608=150+40=21003=248=3.3800583312002004.45+45=90+30=50+80=5.213022400936.43385080=1220=4207420201175090=90+40=110-80=6606808060067208287=355=322093380464298170-90=50+90=65101047103636565004=5054804880482955+5

2、2=110-30=400+300=5406307066032330107390508008600020001204640252942505=7.639=3006=90-65=8.4070125271-68=2804=25+41=52441316496=6001=5050=1407=74549003909=15003=8109=2031=4175572916002=9300=9.3200620266026408880475005000911243315826120409710.360944296033222440460270500333280494003330690311.11408000100

3、0107312.80907209700513.10471140808014.3656400600720815.500403204640216.2107=1803=818=17.310382559005202410583070103441203023704029148810342933302240839305038=809920+90=390331036749200457295406049342012046408651066037000399030306606590050001036600020008050200460062230800821303220871044043320772909375

44010=2804=90100=80+20=130-2=230311472094700700600348286418480818.75088088798950080175428423170080090318033005930319.8004601590034509360637563237071200715299650703720.531417278404214140266067800770084024302540931321.1333456963233050615946202680096031500903180780063322.26578008335760033784

5、808630362335005003328002700823.04756074404933242054233123078048104040401024.8935627241230(3-1)242-3054(23-3)313307815310607025.233060507080106840503021711507024230701074501026.701130402420122030212070281201313610191150303027.2810214069028.312021222429.12402003370030.24208007133031.604040904819205012

6、1020332234420308022034120333050307239233090302317061036312902060901243310224021302041045108949021403320490030331420201339102230509090401046660050706910606030204070231032.2035841312045359006702632203420841070603330980033.703024286475902230650087042204003005900103322034.8070201402066022404420413943204

7、63742063006401135.3609103440909060490720343003804650330325056808036.2140804010372050200030088027020400406650306408880437.400300343936069910122030804120971070073330059118038.20043120600904700700443740128447630771230433130213039.43202075182348903030124624073422010051050350540.5229240252394008480833305

8、058003605041024120310341.2023440430320351035296141073030509080302014905042.42063006240469102240332090098109630943.750503005701144.493311490+20=45.40704316881046.4404909480247.42026903480248.05184468493023330303048085010200377483007004202820245005002040400470772337836230346910-5=17-8=180-80=3505=433890508465108051825004070058199407032348454091336007120339356089903633160480070058024404826052448404085707590093038

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