三年级数学口算题600道

40-2=70+90=70+2=140-7=70+50=421+7Q52+35=720-8=9x799u9x799=80-4=26+9=45x28u160-60=160-8=150+40=2100-3=50x80=28-7=500x4=24-8=12x20=35-5=50D5=3D800=420D7=3D220=480D4=58+33=420-20=93D3=880D4=1200-200=11D7=80-46=82-9u45+45=50x90=42x98u5x5+52=90+30=90+40=170-90=110-30=50+80=110-80=50+90=400+300=21D30=660D6=65D10=540D6=22D40=80D80=10D47=30D70=0D93:=600D6=10D36=660D3=43+38 =720D8=36+56 =23D30=10D73=90D50=800D8=6000+2000120D4=640D2=52x94u250-5=63-9=280-4=50x50=810-9=300x6=25+41=140-7=20x31=90-65=52x44u74x54u41x75u40D70=131-6u900D3=57+29=125-2u4x9-6=90-9=1600-2=71-68=600- 1=1500- 3=9x300=3D200=620D2=660D2=640D8=880D4=7500-500=0D91 =12D4 =3D31 =58+26=120D4=0D97 =360D9=44D2 =960D3=32D2 =2D440=460D2=70+500=3D33 =280D4=9D400=3D330=690D3=11D40=900=67—49=34+29=641D8u200D4=800D8=480D8=8000—1000=21D30=7D50=20D24=720D8=880D8=57+29=33D30=879D8u540D6=32D20=9D500=10D73=87D10=80+17=10D58=500+40=54+28=0D49=22D40=42D3=34D20=440D4=1700—80080D90=33D20=90D3=30D70=320D4=180D3=120D4=83+9u300D5=640D8=77—29=930D3=720D9=0D93=800D4=10D34=640D2=60—15=65D10=30D50=900D3=660D3=75+18=450D9=700 吒=600+700=360D6=41D20=210-7=37+56=7000—3990u3x8=32D3=30D30=80-2=70D7=10D47=40x10=1200—71530D23=180-3=299D6u660D6=80x99u50D7=5900—5000=280-4=0D37=11D40=90x100=53—14=70D40=8-1x8=17+27=10D36=20+90=80+20=130-2=840D4=6000+2000=310D3=2D14=80D80=390D3=140D2=29+14=230D3=660D6=80D50=11D4=7D800=200D4=82—55=7D700=36+56=310D3=840D2=88 叮0=720D9=430D2=600D6=4700—700=540D9=22D30=600D3=31D3=400+600=48+28=13D3=34+56=24D2-3=6D90=96D3=0D54=20D33=2D330=(23-3)D3=90D20=50D6=13D30=20D13=159D4u7D81=31D20=620D2=53D10=22D3=6D800=60D70=60D90=960D3=23D30=39D10=1500—903=60D50=21D2=1807-800=70D80=44D20=63D3=10D68=12D4=26+57=40D50=22D30=800D8=30D21=22D4=33+57=7D11=30D80=600D3=50D70=33D10=37+8=24D2=50D90=480D8=30D70=12D40=630D3=10D74=220D3=62—33=50D10=22D40=500+500=70D11=90D40=33D2=30D40=200D3=800D2=24D20=41D20=700D8=12D20=21D30=0D47=30D21=10D46=560D7=20D70=3D700=440D4=28D1=33D30=93D3=20D13=20D41=24D2=1D36=6D600=0D5...