北师大版四年级数学下册小数加减法专项练习题117文档格式.docx
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北师大版四年级数学下册小数加减法专项练习题117文档格式.docx
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三、竖式。
5.65.94.490.7
+4.1-2.2+9.34+3.74
————————————————
921.856.939.2
+2.52+53.18-1.99+1.1
————————————————
74.217.3177.1
-2.09-2-3.13+9.3
四、计算。
9.21-2.45+2.737.35-(4.75-0.13)9.26+9.41-2.43
8.47=8+0.4+0.07
11.59=____+____+____
11.09=____+____
14.964=____+____+____+____
2.4-1.5=7.6+1.3=1.3+1.12=
67.7-51.0=44.2+31.1=55.68-34.2=
5.25.29.967.8
+8.5-2.1+7.85+4.13
862.968.249.4
-0.49+94.68-4.07+4.2
32.539.3294.1
-5.71+3-2.84+5.5
6.98-3.93+8.228.93-(3.99+1.86)2.92+9.31+1.34
6.36=6+0.3+0.06
13.65=____+____+____
13.08=____+____
2.829=____+____+____+____
4.4-4.1=3.9+3.5=5.1+2.44=
56.9-42.4=31.1+13.4=99.78-24.4=
7.99.92.954.6
+5.8-4.6+4.96-9.77
735.878.818.8
-4.25+21.65-3.48-0.7
80.867.6173.7
-4.63-4+3.86+7.5
8.66-4.28+7.557.14-(4.6+0.52)3.8+6.27-2.47
7.26=7+0.2+0.06
10.87=____+____+____
5.07=____+____
7.632=____+____+____+____
2.7-2.4=3.4+2.1=1.2+4.2=
89.6-13.4=12.0+30.1=56.56-53.3=
9.89.82.130.7
+9.1-0.6+6.24+9.65
988.599.576.1
-4.47+10.46-0.47+2.5
58.525.4165.5
+4.98+4+3.98+6.5
9.55+3.22+5.888.87-(4.41+0.49)6.53+8.52+2.58
9.42=9+0.4+0.02
13.56=____+____+____
9.03=____+____
2.841=____+____+____+____
3.7-2.4=4+5.9=3+3.2=
96.8-54.1=24.4+11.0=77.75-55.3=
4.37.39.435.7
+8.1-0.9+6.71+4.33
534.387.379.4
-0.74+28.97-3.14+1.4
91.648.4482.8
-8.04+3+5.94+3.4
9.45+1.02+1.029.43-(4.64-0.14)1.2+9.81+0.13
4.75=4+0.7+0.05
11.15=____+____+____
4.02=____+____
1.987=____+____+____+____
2.3-1.9=3+6.3=5.2+4.14=
97.5-35.0=52.2+23.0=65.69-40.3=
9.18.82.685.4
+6.3-4.5+7.15+7.59
864.539.218.5
-0.43+75.22-0.74-3.8
69.915.8494.9
-8.44+3+5.93+3.9
7.75-3.91+7.437.17-(4.83-1.04)7.38+5.41+1.62
1.48=1+0.4+0.08
8.62=____+____+____
4.04=____+____
1.239=____+____+____+____
5.4-2.4=4.8+5.1=2.4+4.44=
69.6-31.4=43.3+12.5=77.75-21.3=
5.67.75.249.9
+6.6-4.1+8.83+9.51
666.415.317.1
-3.84+57.68-3.21-1.1
37.847.8598.5
+5.63+2-0.08+1.5
9.77+3.8+3.627.26-(4.15-0.15)4.75+6.86+5.59
8.51=8+0.5+0.01
5.13=____+____+____
12.04=____+____
9.223=____+____+____+____
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