北师大版四年级数学下册小数加减法专项练习题15Word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15Word格式.docx
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三、竖式。
2.39.35.692.2
+6.7-0.6+2.58+4.85
————————————————
929.678.469.3
+5.74+53.86-1.91+4.7
————————————————
69.377.4394.7
-8.85+1+3.93+4.1
四、计算。
6.44-3.9+5.719.75-(3.18-1.2)5.18+8.27+2.88
2.24=2+0.2+0.04
14.56=____+____+____
6.07=____+____
3.346=____+____+____+____
5.4-1.7=3.1+5.4=1+4.03=
56.7-53.0=31.4+41.5=58.76-30.0=
9.38.61.698.6
+8.9-1.1+8.92+8.37
626.866.078.3
-7.96+79.89-4.24-1.7
82.586.9488.9
+2.52-4+1.33+3.3
6.06+3.29+3.98.15-(3.38+0.26)4.75+8.83+5.54
8.45=8+0.4+0.05
9.39=____+____+____
11.05=____+____
2.246=____+____+____+____
1.3-1=1.7+7.9=2.4+1.32=
97.7-10.0=42.4+11.4=99.89-21.4=
5.27.26.528.8
+8.8-3.6+4.69+5.79
738.456.177.7
+3.55+51.32-0.67-4.5
97.357.0476.3
-4.32-2-2.89+4.4
8.09+2.74+8.198.95-(3.01-0.35)7.52+6.68+3.93
3.98=3+0.9+0.08
3.72=____+____+____
1.01=____+____
7.825=____+____+____+____
4.6-3.9=8.7+1.2=4.4+3.4=
77.5-34.0=43.3+44.3=56.76-21.0=
2.96.73.611.2
+6.2-0.2+7.57-1.59
915.477.057.6
-3.97+86.53-0.46+1.2
79.286.7693.2
-8.65+3+2.04+6.1
7.4+4.12+5.667.16-(4.75-1.07)9.71+6.89-1.79
5.35=5+0.3+0.05
10.56=____+____+____
8.02=____+____
10.363=____+____+____+____
2.5-2.1=3.1+5.4=3.1+1.24=
65.6-22.3=31.2+25.4=79.77-52.1=
4.49.19.980.8
+8.6-2.3+3.19+1.82
847.628.745.8
-8.33+52.19-3.38-1.6
10.569.8563.9
+1.63+2-5.16+8.5
9.66-1.95+6.39.88-(3.25-1.93)1.43+6.59-3.1
6.29=6+0.2+0.09
4.78=____+____+____
2.04=____+____
15.231=____+____+____+____
1.4-1.2=2.2+1.4=3.2+4.33=
57.5-42.2=10.4+30.3=76.98-55.1=
2.86.53.279.8
+1.4-3.2+1.79-2.21
745.339.975.5
+2.05+21.85-1.86+2.6
47.068.4665.7
-8.92-3-1.45+7.1
5.58+2.66+3.478.68-(4.13-0.94)7.08+5.05+1.35
2.61=2+0.6+0.01
4.19=____+____+____
12.01=____+____
7.764=____+____+____+____
1.3-1=5.3+2.1=4.1+3.23=
99.8-55.2=12.2+41.4=77.76-54.4=
3.88.57.655.7
+9.2-3.6+1.97+7.74
875.486.556.4
-9.64+33.56-4.15+4.7
38.678.3765.2
-6.65+1-5.56+2.5
9.54-2.54+5.027.17-(3.89-0.66)5.5+6.09-4.35
1.33=1+0.3+0.03
15.43=____+____+____
12.02=____+____
11.823=____+____+____+____
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