三年级数学乘法口算3(4页).doc

-三年级数学乘法口算3-第 4 页 第六周口算1.24÷(23-19)( )39-1×926.92-24÷4( )(10+0)÷22.45-36÷6( )57+4×527.4÷(0+1)( )27+6×33.1÷(1+0)( )4×(9-0)28.59-7×2( )3×(5+14)4.6×7+23( )36÷9+7429.3×(2-0)( )4×5+405.(15+4)×7( )26-18÷930.11-12÷4( )2×(8+9)6.(3-0)×7( )7÷(23-16)31.48÷(4+2)( )67+5×57.30÷5+0( )18÷9+5832.3×4-7( )58+56÷78.2×(14-5)( )(5-2)×433.68-9×7( )5×9-49.42÷(5+1)( )(17-9)×234.43+4×6( )24÷8+810.21÷3+10( )20÷5-235.(11+5)×7( )5×(1-0)11.(13+5)×8( )40÷5+4236.45÷(24-19)( )6×(7-5)12.(4+2)÷1( )6÷(5-2)37.7×(5+2)( )6×7-1813.8×9-62( )(13-10)×738.84-7×9( )8×9-4214.7×2+32( )85+16÷239.86+40÷8( )14÷7+815.91-6×9( )2×(8+4)40.71+2×6( )79+72÷916.35+6×7( )(5+14)×841.(38-11)÷3( )1×7+2917.38-14÷7( )(16-11)×542.20÷(13-9)( )3÷(0+1)18.(5+2)÷1( )(21-19)÷243.12÷(1+1)( )(6-0)÷119.5÷(1+0)( )(4+3)÷744.19-8÷2( )(35-20)÷320.(10+4)×10( )58+12÷345.99+30÷5( )8×(6-3)21.79-5×5( )(1+29)÷546.35÷5-7( )56÷8+4022.(10+6)×4( )(2+34)÷647.(10+10)÷5( )10÷(10-5)23.18-3×2( )(16-4)×248.8×(12+5)( )37-8×424.4×6-6( )40÷5-849.3×6-8( )(59-11)÷825.9÷(6+3)( )6×2-850.(9-3)×3( )2×9+171.9000-590=21.670-480=41.6500-800=2.9000-3800=22.160-80=42.3300-1300=3.140-60=23.820-70=43.800-20=4.9500-1600=24.930-760=44.240-40=5.1100-500=25.3400-900=45.600-480=6.620-550=26.510-110=46.680-490=7.2100-170=27.3500-70=47.9700-690=8.8700-80=28.360-190=48.7600-3600=9.6200-600=29.270-180=49.6400-1700=10.4200-260=30.330-70=50.7700-3800=11.9500-2600=31.2700-80=51.380-80=12.2700-700=32.2100-10=52.8200-140=13.5000-2800=33.3000-300=53.750-690=14.220-150=34.6300-450=54.810-40=15.350-290=35.4400-2400=55.6700-2800=16.470-90=36.1400-90=56.8700-2800=17.5700-800=37.8800-5900=57.2500-500=18.1200-700=38.2200-1800=58.5600-3600=19.110-10=39.4200-1200=59.650-90=20.430-70=40.3200-2900=60.500-60=