二下口算120道说课材料.doc

二下口算120道精品文档34=279=62=62=279-3=93+63=88=324=496=39+408=79+405=35=63=7298=30-34=45-59=55-17=39=639=73-71=83+38=49=11=55=728=93+27=77+45=819=82=189=2558= 65=305=65-162=78-21=36=93=86=41=77+328=95-69=3067=66=405=87=57+58=189-1=88+9=168=36+42=6484=96-34=213=42=279=99=4864= 355=217=38=83-255=27+51=82=41=183=4272=58+32=87+142=89=284=91=7+49=6393=51-164=427=105=95-497=16+96=42=142=244=87=818= 36=287=248=31-102=63-243=39=205=1559=39-427=41=123=49=819=29+305=62+30=1234=369=25-10=86-5=426+77=38-729=(9-2)7=27-8=25+50=46+4=57-20= 25+41=147=66=567=83-99=78+42=305+77=37=63+24=427=52=23+17=102=306=84+27=6(4+5)=9(13-5)=37=459=94=56=1624= 426=54(4+5)=946=4276=19=549=63=31=9-6=(38-2)6=48+29=(19+5)8=67=4+4=65=549=63=2876=31=28+164=45-28=97-11=96=64=76=2797=7(13-9)=8(24-16)=81=546=162-8=4977=(17+1)6=71=88=637=(14+16)6=68+217=89=85=408=48(9-3)=9(17-8)=164+67=93=99=162=72-59=(7+2)3=5(13-4)=71-68=61=153=93=5493= 69=306=73=99-12=(19+9)7=(14+2)8=99=164=77=98+69=86-69=(6+6)3=287=408=66=37-12=50-93=(8-1)6=105=426=442=168-1=24+122=72=182=65+26=56=6394= 74=91=81-287=549+37=213+75=78=246=75=97-32=328-1=66-62=243=819=36=(5-2)3=22-205=68-79=25+41=36=306=38+366=155=497=94=93=5676=(16+19)5=21+98=217=455=66=126=30(21-16)=5(186)=89+31=4(5+4)=25(22-17)=2482=58-21=18=248=35-7=55+16=296=76+21=366=486=85-20=45+30=287=73=357=369=(13+17)6=25-10=46-5=63+37=24(2+6)=92-75=27-29=37-8=25+30=56+4=236= 427=459=306=(5+7)4=497=92=(1+8)6=567=648=6(12-6)=96-5=246=637=35+50=46-3=55-6=(20+5)5=35+8=54+7=45-30=85-8= 43=45+71=168=728=27=18(24-18)=17+32=15(2+3)=99=279=(6+10)4=366+34=243+23=57=189=83=90-99=81-279=204+77=56-4=37+3=55-30=(44-8)4=40+60=35+5=48-9=8193= 729=78+86=72-204=819=91=189=81-94=11=426=248=14(2-0)=364=637=15-7=60-8=(66+15)9=32-5=58+7=65-7=1924=45+5=11=55=728=3(3-0)=14=186=(2-1)9=(33+39=35+37=10(17-12)=51+18=99=248=430+1000=50060=898=648=34+9=78+15=8320=4330=91=280+450=77=3600+5800=89+21=4600+4700=147=5+58=730190=3700370=99=728=85005500=3200+5100=9642=1200400=830300=648=63=800+900=5836=7000+3000=57=729=366=273+6=5673=499+7=432=819=42+13=243=24+8=273=42+13=426=637=843=65+37=7+44=427=648=213=48=549=2000800085(10086)497=427=357=19+41=2463=485=124+18=6842=284=.243=45=273=84=568=369=84+48=24-8=38+7=426=32+8=7208055029048=45-9=366=306=37=2+5=1648=546=28=204=47=497=38+40= 459=94=56=6-2=328=(2+16)3=15=488=255+36=27=48=648=126483001308137033=54=32=168=23+17=264= 76=122=6444081896881694020449=124=58=8(13-8)= 63=79=637=328=49=124=899=3663=996=4276=9680+7=64408=404+20=758=147+25=155+8=898=12+20=168+30=77+8=546+33=510+200=15459=11408=7+18=130+80=468=857=938=306=364=45+44=488+7=1800+200=9380=65+37=1081=78=734=384=76+10=728=648=240=717+30=628=359=7059=89+21=279=53+8=49=49001800=82=328=81=99=84+7=8044=1800900=420+80=5438364778552020541196645921339939149176485814(4313)69227294032442(103)6374538753619813000480(4538)53554812488999546661846729(257)82418567186284363697827994384515518612483281472(3820)942294933476(1822)5354267769956(3729)459503518681637(6028)81823759452915(6460)748( )186( )0( )77( )3183( )3940( )5( )7283( )1834( )34( )3255( )35( )355524( )66( )3612( )442660205644242925=546=28=204=56-23=47=497=102=2464886(2315)(2412)289165( )2736-9=427=9(488)5277()123=59=7( )012( )12204=57=(5445)837( )10346( )7498=183=( )4364889( )276681=97=35( )553( )65( )87244=189=84=63( )6331( )31(8139)6( )66599=729=22=8( )4029( )46168=88=54( )1003449(8435)748=75-64=6816484324=85-62=205=82392846372821=88=617( )()585681634273(4742)8504027087213593328474273908(5412)6616037554463(497)49+14=(3+9)6=54-648=147=61=189+48=153=509=30+8=255=36=49=38+9=362= 42=62=32(18-14)=42(5+1)=62=105=7050=497=102=55-14=546=204=33=89=4(9-0)=78+36= (37-7)5=73-4=(5+2)7=279+69=53-328=455=13+20=53=45-2=496= 213=8(11-7)=34+29=36=93=91-98=90-40=244=63-243=80-68=155=279=99=(7-1)4=729=243=567=36(5+4)=65+122=44-213=16+2=44=28(11-4)=91=33+8=342= 364=497+39=55=56+40=28(2+2)=6(14-5)=162=426=182=51=89+153=56(3+5)=567=45-30=75-7=36-10=357=27(19-16)=24(2+2)=10+5=63=27-3=363= 246=567=49+168=65+28=35+38=58=77-35=63=(4+23)3=31-126=74+29=79=637=4085= 21=53=4264=815=8(11-5)=26=648=33=54=77+497=(7-1)9=1269=32=168=27(10-7)=29+27=426+35= 142=357=1878(5123)75437100452563(3629)2844471284750257829637506594299302200160488668508629015400397729409(5018)84061660065546274(1616)8471229910241246037056183700520527460408487690483010542737257004802089294087056570500153=182=100048042018086=42=80070433522357284984501301705670500100003000287=54=248=67=2729715077697147355=51=43=650320370070090(4019)82=48=305=183=52=65013217023095=357=440300150080058640075023463+24=92=366=67049273=4083=35-47=7(11-6)=3(6+3)=44=52+35=84=142=35844062=62=497=5689= 4052= 168=50+40=213=58=496= 217=8369(3645)93704306407038=486=42+36=52+8=48=25-9=366=4052= 364=67+93=84+48=384=2558=43-94=17+49=16=568=21-0=19+28=842=(5-2)7=(9-5)8=35-47=7(11-6)=3(6+3)=(10-3)7=(10+8)9=72(42)=19-8=366=25-5=15+3=54-11=4(23-17)=57+56=25(31-26)=2(8-1)=8(21-19)=613=(4-1)8=34+58=(51-11)5=24+56=57+47=92+51=21(24-17)=426=648=814= 255=639=79+567=23+18=(27-15)3=61+46=284=55=75+7=408-1=32-82=4089=263=36+81=84+29=546=77=51=61+35=926=217+49=1558=67+71=64+74=819=36=25+41=147=43=90-65=45=273=89-99=279-3=(77-14)7=99-66=2797=92=84=497=48+52= (19+9)7=(13-7)3=102=41+25=47=357=49=153+69=48(22-16)=(3+9)6=61-55=30+24=122=78-10=38=4(11-4)=17+39=287+57=729=45=364=(29+19)8=53-328=4083=455=39+45=243+28=45+15=99-84=306=124+9=246=37=收集于网络，如有侵权请联系管理员删除