最新北师大版四年级下册数学计算题Word格式文档下载.doc
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1000=1.414×
10=0.1×
1000=36.9÷
10=3.14×
100=
0.618×
100=18.1×
10=9.87÷
10=1.4×
100=0.01÷
1000=43.21÷
1000=0.3×
0.2=
4×
3=4×
0.3=0.4×
0.3=13×
3=0.13×
2=0.13×
0.2=36×
24=
3.6×
2.4=36×
2.4=3.6×
24=0.36×
2.4=0.6×
0.7=0.9×
0.1=0.8×
5=
1.1×
0.4=0.02×
7=0.3×
1.3=0.3×
0.2=0.5×
1.8=1.5×
1.8=7×
2=
0.7×
2=0.7×
0.2=3×
6=0.3×
0.6=15×
2=1.5×
1.5×
0.2=3.8×
4=2.5×
4=20×
0.5=4.8÷
1.6=1.5×
5=10-4.5=
0.39÷
3=7.2÷
4=6÷
二、竖式计算
45.2-33.5=38-33.4=8.25+1.55=7.3-2.25=10-2.45=3.7+2.36=10.2-8.75=
15.4+2.97=5.94+10.7=11.65-7.39=10-3.14=11.7+40.3=3.15-2=8-7.23=
3.8+3.54=3.05-2.9=85-34.7=0.7×
7.8=1.3×
0.25=1.44×
3.98=1.44×
3.98=
1.36×
0.8=0.78×
0.04=4.8×
0.25=4.8×
1.2=0.32×
0.8=0.32×
1.2=9.8×
0.5=
9.8×
1.3=654×
0.9=2.42×
1.1=3.14×
1.5=2.6×
0.8=2.15×
2.1=2.1×
60=
0.12×
50=2.6×
0.5=1.2×
60=2.13×
4=4.8×
0.3=1.3×
2.2=9.6×
0.8=3.25×
1.8=
4.8×
1.3=4.8×
0.9=9.34×
1.4=0.7×
9.32=1.87×
2.3=0.15×
0.63=1.8×
0.85=
48×
0.15=0.86×
1.2=0.125×
8=12×
0.16=
13.3×
0.95=12.3×
1.5=9÷
3.6=4.2×
3.2=1.8×
5.5=
(保留二位小数)
8.09×
6.7=600÷
8.09=1.79×
1.2=4.48×
3.5=
三、计算并验算
4.2×
3.2=117÷
36=1.8×
5.5=
四、脱在计算
9.43-(8.65+0.40)4.6+12.3+5.815-(1.3+3.9)4.6-1.75+2.085-(4.19-2.83)7.41-(2.96+3.04)
4.28+0.53-3.373.2+1.27-2.491.54+2.08+3.629.5+4.85-6.365.6+2.7+4.44.6-(1.75+2.08)
4.02-3.5+0.9870.8-1.25-1.755-4.19+2.832.6+1.4×
3(8+0.8)×
1.252.5×
0.6-1.8×
0.5
2.5×
2.8×
42.5×
13+0.90.25×
13.7×
0.41.83+3.79+0.1722-1.6×
70.89×
4.8+0.89×
5.2
10―0.34―0.6612.8+2.04×
9.56.15×
9.4-424.5×
3.6+5.2×
0.354.5×
0.9+5.5×
0.9
0.4×
99+0.43.6×
4-2.50.65×
6.4-0.65×
5.45.01-1.9+4.99
五、解方程
x-19=2x-12.3=3.84x=3803y=451.6x=3.3647+x=47
4x=426m=42y-21=146y=54x÷
7=12a-18=261.2x=48
24n=962x+20=803x+6=150.5x-2=24x+3x=1802x-x=4
4m-2m=485y+y=96y+y=33x+3x=725x-2x=123y+3y=36
6x-3x=4.83m+2m=653x+4=34x+5=552x+5=452x-6=40
3x+20=504x+9=2493y-6=48y+2y=45x-360=3126x-x=125
3x=3.6x-18=402y+7=91x+2.5=105x-3.9=5.1