北师大版数学四年级下册口算练习.docx
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北师大版数学四年级下册口算练习.docx
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北师大版数学四年级下册口算练习
0.2+0.3=1.5+0.4=5.5+4.3=2.5+3.2=0.8+0.2=
0.4+0.6=2.4+3.5=4.6+5.1=3.4+2.6=3.3+2.7=
0.5+0.5=3.7+2.1=5.2+3.2=6.5+0.5=8.1+0.8=
1.6+1.3=5.2+4.8=3.9+2.8=8.3+4.1=3.8+1.6=
1.4+2.8=1.5+2.8=1.8+2.7=2.8+2.2=5.8+4.2=
3.9+1.2=1.7+0.8=9.2+1.2=3.7+6.3=2.8+3.3=
0.4+0.5=3.5+5.5=0.3+0.6=3.3+5.6=4.2+5.2=
1.5+6.7=3.4+1.7=0.2+2.8=2.7+2.3=8.3+2.3=
1.1+4.1=3.6+2.3=5.3+0.5=1.5+6.2=0.3+2.5=
3.4+1.2=6.7+2.8=0.9+7.5=3+4.5=3.5+4.2=
1.2+0.8=3.4+1.9=0.8+7.1=1.5+1.8=2.7+2.4=
3.5+6.4=2.3+1.7=0.7+1.7=3.7+2.4=4.5+2.8=
0.6+0.18=0.14+0.59=0.1+0.38=1.4+5.04=8.06+2.2=
0.5+0.29=0.48+0.41=9.1+0.1=0.48+0.6=7.2+0.01=
0.48+1.31=0.84+0.15=2.9+3.4=0.4+0.38=0.1+0.09=
2.1+1.2=0.4+5.6=8.6+1.2=3+4.5=6.7+2.8=
1.5+4=1.9+7.1=0.5+0.7=1.5+1.8=2+8.4=
8.06+6.4=0.1+0.34=1.5+4.6=0.7+1.7=3.4+1.9=
0.290.35.14950.592.12.017.99.60.010.1
0.3150.314151.54.234.322.80.824.055.01
4.284.39.879.7893.250.3351.440.597.626.72
4+2.65=7.2+1.8=1.6+8.4=2.48+0.02=8.4+1.2=
7.25+2.75=3.36+2.64=3.9+3.9=1.3+2.85=4.78+5.22=
3+4.24=9.63+0.37=1.25+0.05=1.45+2.05=3+6.25=
0.05+0.04=0.36+0.2=0.1+0.65=0.17+0.23=0.15+3.15=
0.65+0.35=0.21+0.79=0.11+0.11=1.19+0.11=0.85+0.15=
0.28+0.62=0.2+0.35=0.32+0.35=0.17+1.07=2.16+3.17=
0.88+0.22=4.05+3.25=3.45+4.55=7.5+2.8=0.7+1.38=
0.13+0.87=3.6+4.8=2+0.84=1.08+0.09=1.28+3.72=
6.59+2.88=7.21+2.84=3.6+5.4=3.46+5.44=8.4+1.6=
3.28+2.72=7.46+0.04=3+4.2=1.48+1.52=2.7+1.85=
1.54+4.46=7.4+8.7=8+1.9=1.21+0.79=0.67+0.67=
11+0.11=2.86+2.86=4+4.7=4.56+1.8=4.5+0.5=
0.75+1.25=10+9.09=3.6+0.94=6.3+3.07=2.12+3.08=
2.44+0.06=1+0.99=1.5+0.15=2.4+1.82=6.3+3.07=
12.4+1.24=1.7+2.85=0.07+0.81=9+2.7=0.04+1.8=
700厘米=()分米8分=()元5030千克=()吨
14300平方米=()公顷5角6分=()角30千克=()吨
46毫米=()厘米5毫米=()米2毫米=()厘米
600克=()千克40角=()元30平方分米=()平方米
60千克=()吨6厘米4毫米==()厘米200克=()千克
3角=()元700克=()千克60平方米毫米=()公顷
120毫米=()米25分=()元3厘米=()分米
80厘米=()米720克=()千克4954克=()千克
1米60厘米=()米2米4分=()米9千克800克=()千克
30米15厘米=()米10元6角=()元7千克50克=()千克
3千米400米=()千米8.04米==()米()厘米107克=()千克
5.864千克=()千克()克7.85千克=()千克()克
700厘米=()分米8分=()5030千克=()吨
14300平方米=()公顷5角6分=()角30千克=()吨
46毫米=()厘米5毫米=()米2毫米=()厘米
600克=()千克40角=()元30平方分米=()平方米
60千克=()吨6厘米4毫米==()厘米200克=()千克
3角=()元700克=()千克60平方米毫米=()公顷
2.85-0.25=6-0.4=10-3.65=5.85-4.85=4.4-4=
10.5-6.5=6.84-5.84=2-0.89=2.4-0.38=8-2.6=
3-1.8=9.15-7=3.2-1.8=9.5-3.5=9.4-7=
6.35-2.6=2.6-1.7=3.9-2.8=9-8.07=7-2.4=
10-1.8=5.8-4.9=5-3.65=1-0.98=6-0.2=
4.48-1.38=6.3-5.4=6.92-1.82=9.4-2.8=9.25-8.15=
9.8-4.8=7.25-3.85=7.5-7.05=1-0.08=5.1-3.9=
8-1.75=6-3.36=3-2.4=4-0.75=16.5-0=
6-2.34=5.24-0.24=2.89-2=9.5-3.5=5.21-5.19=
4.66-3.15=4.2-1.9=0.4-0.17=7.5-6.8=8.2-2.6=
8.3-2.7=8.8-6.52=2.8-1.9=7.82-4.02=5.4-2.7=
7.38-5.04=7-3.2=4.1-3.2=3.1-1.4=4.75-0.5=
()+0.6=1.42.3+()=5.7()+1.2=4.31.4+()=2.1
12.5+()=130.06+()=0.46()+2.8=30.5+()=4.1
0.9+()=2.5()+1.12=3.958.8+()=10()+2.2=4.1
()+0.4=0.8()+0.5=9.50.5+()=1.30.4+()=1.4
1.6+()=2.22.3+()=3.5()+2.7=60.8+()=1.5
()+1.8=21.80.36+()=1()+10=15.41.25+()=3.5
5.3-()=2.1()-1.21=0.683.98-()=1.53.65-()=2.56
()-2=0.9()-0.2=0.21()-1.35=1.853.8-()=2.9
2.4-()=1.94.7-()=2.33.8-()=1.9()-2.01=6.31
5.3-()=2.13.98-()=1.5()-2=0.9()-1.21=0.68
()-2=0.93.65-()=2.56()-0.2=0.21()-1.35=1.85
3.8-()=2.92.4-()=1.93.85-()=2.328.32-()=5.04
0.1×1=0.01×1=0.2×5=0.02×5=0.6×8=
0.06×8=0.24×10=2.05×10=0.8×6=0.05×2=
4.5×2=1.8×4=6.15×10=0.32×10=2.6×100=
0.9×7=3.05×10=0.6×7=2.6×3=2.5×4=
0.06×7=1.4×3=0.56×100=1.5×3=9.05×100=
2.4×1=3.5×6=0.2×5=1.53×3=0.1×28=
0.01×9=0.1×4=1.5×3=1.6×5=2.6×7=
2.5×3=0.31×3=0.5×8=2.3×2=4.7×8=
0.15×4=3.4×2=5.2×4=0.03×9=0.13×6=
12.3×6=1.25×8=0.5×3=0.18×6=3.12×4=
2.7×2=1.5×50=0.37×1=2.9×30=1.87×0=
7.5×2=4.5×20=1.43×2=0.4×15=0.5×60=
7.07×3=1.6×5=3.8×0.2=1.84×0.1=3.2×0.2=
0.7×0.5=1.2×5=2.1×0.9=0.5×0.4=4.7×0=
0.2×0.9=0.25×40=76.2×0.1=0.2×60=4.1×0.01=
0.001×100=4.8×3=6×0.13=4.5×0.2=1.2×0.6=
0.42×0.2=0.15×4=2.02×7=1.4×0.3=0.15×1=
1.5×0.01=0.14×50=2.02×5=60×0.5=4.3×0.2=
1.7×2.3=2.7×3.6=0.36×4.3=0.17×2.8=13.5×6.4=
1.1×1.1=1.09×7.8=25.5×0.7=1.2×1.85=2.15×0.04=
6.35×0.9=5.04×28=3.82×0.45=0.96×6.9=0.32×1.03=
4.8×3=59×0.16=2.8×0.85=14×0.18=0.86×1.4=
6.5+5=1.4×3=4.2+5.8=1.9×0.7=1.2×0.6=
2.6×3=2.5×3=6.5×2=12.6+1.4=0.65-0.45=
11.9-9=8.64-6.2=0.05×0.2=0.39+0.15=4.7-0.8=
0.01×55=8.3-6.7=7.8×0.5=0.12×5=7.8+0.6=
3.6+0.4=2.5×4=2.9×0.5=1.2-0.8=7.4+0.9=
9.9-0.8=1.08×0.2=0.11×9=4×0.18=4×0.18=
5.68-0.66=7.8+0.6=6.5×3=5.05×10=0.16×0.5=
1.88×5=2×0.62=1-0.04=4.3×0.3=0.04×2.5=
8.5-3.7=7.2+5.8=4.7-4=7.45×20=12.5×0.08=
12.5×0.4=6.2×0.7=0.3×1.5=1-0.9=0.27+0.03=
3.4×100=0.86+0.04=0.9×0.08=0.25×0.4=8.5-3.3=
15×0.6=12.6×100=0.5×1.2=0.5×0.08=4.1-1.9=
0.3×1.5=2.14-0.9=1.8×0.3=1.89+2.13=8.45-2.5=
0.9×0.08=0.4×0.9=8+0.04=3.7×2=2×0.15=
0.5×1.2=0.6+7.6=0.92×30=20-19.7=0.34×0.2=
0.09×0.1=3.5×0.2=53.8÷10=0.25+0.75=0.72×10=
2.37+0.9=4.85×2=3.6×6=39.6+9.82=8.07×1000=
11.2+88=0.6+7.45=180×0.4=10.3×3=3.44×0.1=
7-0.46=2.7×30=59.5+19.6=0.05×100=100.5-6.5=
40-0.05=70×0.07=1.28-0.18=40×0.09=100-21.5=
800×0.5=60×1.3=70×0.08=0.5×105=10.5×0.1=
8.86+2.04=30.04-20=1.6×0.05=0.8×0.9=101-2.2=
100-5.27=0.9×20=0.9+13=9.4×2=400×0.01=
4-0.98=0.43×20=2.31+6.9=0.88×0.12=1×0.25=
8.96+2.04=9.09-8.9=0.43×2=2.31+6.9=0.88+0.02=
100-5.27=30.04-20=1.6×0.05=2.5×0.04=101-2.2=
4-0.98=0.2×90=13+0.9=0.43×0.2=400×0.01=
1×0.25=0.4×0.8=25×0.2=1.3+0.87=9.9-9=
400×0.01=10-8.24=1.3+0.95=0.18×6=8×0.11=
1.2×0.7=0.07×10=1-0.27=5-4.99=1.56-0.96=
0.35×0.3=3.45÷100=1.3+2.96=3.2×30=0.35×0.5=
10-1.84=0.02×84=0.08÷10=42.9+19.7=0.1×0.081=
6.56+3.44=0.18×500=1.5×50=3.85-1.98=3.89+0.27=
1.7-0.9=2.37÷10=4.5×0.02=0.8+3.32=1.15×0.01=
0.06×0.4=1.07×10=0.32×0.8=0.48×0.2=40-30.5=
1.01×0.1=2.4-0.8=7.5×300=32.8-6.9=9-1.6=
0.91+8.9+0.090.4×23×0.50.9×1.25×0.89.7-1.32-0.68
2.5×36×46.7+89+3.31.5×50×404-1.85-0.15
25×1.7×0.4×22.82+5.3+2.7+0.18125×0.05×0.084.1+4.1×10
(1.15+0.15)×87.52×24+7.52×64.5+5.5×0.4218.9-0.9×20
1.25×4×2.5×0.89.83×1.5+6.17×1.527.04-(7.04+1.9)0.125×32×2.5
a×5写成()a×b+9写成()10×b写成()
b×c+2×d写成()t×6写成()b×1写成()
b×t写成()b×6+2×x写成()8×x-6×d写成()
b×c+2+d写成()b×c×d写成()b-c×d写成()
a×b=a×7=0.7×a=60与c的和比x的2.5倍少3
x+x+x=3×a×x=6.5与x的积加上51.5减去x的3倍的差
7乘X的积与6的和x的4倍除以2x的5倍加上3
X除以5的商加上93.5与x的积减去51.5减去x的差的3倍
X的5倍是0.3乘x的积是a的5倍减去4.8的差
t与3的和20减去a的差b除以12的商
x小9的数4个x的和2个x相乘的积
X乘0.1的积是x减去3的差是比b少1.2的数是
4x+3x=15a-a=7a-0.4a=a+a=y-0.8y=
3y+4.7y=7.8x-5x=19x-2x=9.5b+0.5b=6.2x-x=
b-0.2b=a+8a=7.5b+2.4b=5x+0.5x=8.1+0.8=
x+42=100x÷5=123x-3=1535x÷2=7035+x=68.5
2x÷7=49x-8=377x÷4=285.8-x=33x+3=15
35-3x=1147-23x=135+x=68.53x+3=1535-3x=11
3x+5=1490-10x=10160÷5x=824-3x=34x÷3=24
7x÷3=2116x-14=188x+7=5516x-30=154.5-x=1.5
410÷x=8211x-7=269.46-x=7.286x÷5=630.6-x=18.7
4x=362y+7=918m÷2=243x-3.9=5.12.5+x=10
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