2911=16 4=8924=29 8=9877=5250=2413=10+20=14+25=3111=17 7=1912=9880=254=9923=2413=15+14=9010=20+8=25+33=18+11=28+2=29+1=25+25=2610=12+5=28+11=25+12=233=12+10=16+13=24+4=19+11=1712=188=196=29+10=7210=20+30=9998=12+17=6040=1717=9040=16+54=2010=7050=5030=60+30=12+33=28+6=16+44=20+44=5050=1918=1815=88+12=6616=9030=6525=5020=877=80+9=1813=13+17=15+53=16+13=14+22=8980=14+26=5640=6620=9933=6646=19+60=17( )=01714=153=80+4=2616=19( )=132714=18+( )=2014+( )=276712=16( )=126533=65+25=24+24=8+( )=1610+( )=5065+( )=70( )20=5040+( )=6020+( )=30 8733=166=80( )=07525=30+30=小学一年级数学（下）口算题(一)小学一年级数学（下）口算题(二)69+ 3=47 6=59+10=28+ 9=73+ 6=4 +50=22 9=15+ 8=8 +12=9 + 6=18 9=72 2=49+ 7=27+14=59 6=82 1=25 5=64+ 5=89 4=19 6=55+25=69+13=48+13=8712=21 5=9 +43=12+10=8020=6715=3516=2913=6615=12 7=10+19=1611=90+10=2913=8516=4413=2211=34+16=8818=6012=5112=9717=17+16=26+ 3=67 7=9818=2919=1004=99+ 1=2913=39+ 2=30+12=8311=50+50=2910=68+ 5=30+70=8710=7715=9966=33+11=16+ 3=8319=26+38=70+20=56+16=6020=22+40=34+12=13 8=23 4=82 6=8215=100( )=8023( )=1844+( )=6070( )=2023+16=55+33=34+12=4730=21+47=26+( )=6686+9=66+5=24+9=9 +54=6016=16+( )=5641( )=308612=7344=66+12=7415=6913=69+( )=804415=小学一年级数学（下）口算题(三)9490=7143=7267=8930=69+3=9390=44+17=74=10084=18+39=21+45=9723=18+76=10078=9152=8869=7533=67+30=36+30=71=16+74=75+11=73+9=9639=10099=16+76=7+81=8136=7237=61+38=42+13=7556=77+2=8+80=5911=26+27=7260=7926=39+42=12+61=7571=8634=63+23=947=6246=72+13=3828=6753=8878=5550=945=6240=368=39+49=23+74=717=10084=4524=56+25=39+28=775=821=9990=13+53=6+78=789=52+8=55+27=54+39=8683=4542=9157=73+6=67+19=29+36=10040=46+40=21+64=5140=5022=819=88=4434=45+16=8+69=2914=3710=297=73=26+48=8043=80+19=8212=27+37=47+36=50+13=5027=5626=51+25=788=小学一年级数学（下）口算题(四)8215=5140=122=31+20=57+9=62+4=812=16+38=39+28=6816=41+44=35+17=982=4921=969=34+41=4943=4825=40+42=7044=4+70=31+67=87+10=9340=26+35=7310=78+14=8354=5827=4018=809=8411=9980=37+45=8544=7915=5150=58+27=87+12=2826=8968=9816=9626=4723=9961=3826=2818=6+86=6710=763=73+1=8828=45+9=31+67=6741=9047=32+53=16+48=37+25=73+14=42+12=8+63=71+4=64+21=6149=61+17=9967=8019=275=37+14=599=15+72=4533=55+11=4321=49+6=79+6=5016=31+24=49+18=6114=3512=187=23+67=3418=5755=3+83=9129=7752=8277=4617=87+11=43+27=7+83=9232=5125=33+54=6446=436=19+49=小学一年级数学（下）口算题(五)44+51=10+64=12+70=5046=29+40=51+41=33+32=78+8=59+2=9716=74+3=27+51=6339=11+81=16+38=5024=48+45=136=7429=478=13+43=5+46=9968=8057=7538=238=25+75=2922=9727=43+7=64+10=6610=29+56=7137=14+46=2+74=42+43=8934=16+52=6744=6025=2912=31+44=15+83=6531=14+70=7664=9530=31+52=9898=10+88=52+15=3924=4012=367=7531=2+95=7910=54+20=10+88=672=14+47=366=46+5=3731=58+28=5824=7069=68+21=57+6=5939=3129=9589=80+20=1+82=49+32=2822=20+75=51+10=11+63=3816=8331=6322=47+50=8135=56+17=10067=649=44+51=43+24=61+14=39+44=3528=3620=3126=7+69=342=6345=44+23=4741=9490=7143=7267=8930=69 + 3=9390=44 + 17=74=18 + 39=10084=9723=21 + 45=9152=10078=18 + 76=7533=67 + 30=36 + 30=71=8869=16 + 74=75 + 11=73 + 9=9639=10099=16 + 76=7 + 81=8136=7237=61 + 38=8683=54 + 39=55 + 27=52 + 8=789=29 + 36=4542=67 + 19=73 + 6=9157=10040=46 + 40=21 + 64=5140=5022=8 + 69=819=88=4434=45 + 16=26 + 48=73=297=3710=2914=47 + 36=27 + 37=8043=8212=80 + 19=5027=5626=51 + 25=788=50 + 13=5911=42 + 13=7556=77 + 2=8 + 80=12 + 61=39 + 42=7926=7260=26 + 27=7571=8634=63 + 23=947=6246=5550=8878=6753=3828=72 + 13=23 + 74=39 + 49=368=6240=945=10084=4524=56 + 25=717=39 + 28=6 + 78=775=821=9990=