四年级数学下册小数加减法简便计算专项练习题120Word格式文档下载.docx
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四年级数学下册小数加减法简便计算专项练习题120Word格式文档下载.docx
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1.9+7.5+5.39.89-1.02-4.98
99+5.6+6.5+689.27+1.41+8.59
1.11+6.21+5.895.08+3.2+4.92+6.8
1.2+1.33+4.67+5.88.37+5.07-3.37
7.3+4.36+2.7=7.3+____+4.36
(7.24+2.41)+5.59=____+(____+____)
19.81-5.6-4.4=____〇(____〇____)
3.48+3.5+3.56.99-2.3-3.7
5.45-2.6+1.5519.5+0.36+0.64+7.5
5.9+3.6+1.97.61-3.96-3.04
35+6.3+2.1+171.48+5.36+0.64
0.42+7.77+6.584.13+0.3+1.87+9.7
5.6+1.92+5.08+1.49.88+0.96-6.88
2.8+8.16+7.2=2.8+____+8.16
(8.75+4.16)+1.84=____+(____+____)
36.96-7.2-2.8=____〇(____〇____)
2.57+5.1+3.99.93-2.7-3.3
5.74-1.9+3.2613.3+0.96+0.04+6.7
4.6+2.8+6.77.86-1.57-3.43
98+4.3+3.6+194.57+0.18+8.82
3.73+3.66+3.271.31+2.2+5.69+7.8
1.1+4.71+4.29+6.97.86+9.89-5.86
2.1+6.29+7.9=2.1+____+6.29
(6.72+4.17)+2.83=____+(____+____)
29.44-4.8-5.2=____〇(____〇____)
7.94+5.8+0.29.58-1.1-3.9
4.43-3.4+2.5718.2+0.76+0.24+2.8
7.3+7.2+8.98.69-1.24-3.76
86+7.9+5.9+467.33+2.12+4.88
4.37+5.77+4.633.47+0.7+2.53+9.3
4.4+3.34+1.66+1.69.02+0.58-8.02
9.6+2.19+0.4=9.6+____+2.19
(9.82+4.09)+5.91=____+(____+____)
38.13-5.5-4.5=____〇(____〇____)
6.31+4.6+3.47.47-1.1-2.9
5.31-1.8+2.693.8+0.97+0.03+25.2
5.4+7.1+5.59.21-0.48-4.52
68+2.6+6.8+452.02+0.87+5.13
4.03+0.97+4.973.45+0.3+6.55+9.7
4.3+4.25+5.75+4.76.86+7.51-4.86
7.7+2.02+2.3=7.7+____+2.02
(1.36+3.21)+2.79=____+(____+____)
26.78-6.6-3.4=____〇(____〇____)
9.28+5.6+4.46.15-1.6-2.4
4.46-3.4+2.546.1+0.31+0.69+20.9
2.7+3.5+1.49.47-2.64-4.36
21+3.5+5.9+144.87+5.35+2.65
0.91+8.82+8.095.94+8.2+1.06+1.8
5.8+4.56+3.44+4.26.32+8.67-1.32
4.5+8.77+5.5=4.5+____+8.77
(1.15+3.45)+4.55=____+(____+____)
45.41-7.5-2.5=____〇(____〇____)
4.64+3.4+2.67.32-1.9-3.1
5.41-2.8+2.599.3+0.53+0.47+15.7
2.2+5.8+3.98.81-1.42-4.58
41+8.6+9.8+625.92+3.45+3.55
4.82+9.41+1.185.91+9.7+1.09+0.3
2.6+2.82+2.18+4.46.27+2.63-3.27
3.3+6.61+6.7=3.3+____+6.61
(3.01+4.63)+3.37=____+(____+____)
18.44-2.4-7.6=____〇(____〇____)
1.45+4.7+4.38.08-2.7-2.3
6.74-1.3+0.268.3+0.35+0.65+20.7
1.1+3.4+1.78.99-0.63-3.37
52+9.2+7.1+253.94+3.62+3.38
3.56+6.42+2.443.35+6.6+2.65+3.4
3.7+3.43+3.57+2.37.65+7.87-2.65
4.7+4.16+5.3=4.7+____+4.16
(3.91+1.48)+6.52=____+(____+____)
33.37-1.3-8.7=____〇(____〇____)
5.17+4.6+5.47.18-2.7-2.3
5.36-1.2+2.642.4+0.26+0.74+26.6
5.3+1.6+7.28.96-0.26-6.74
69+2.9+4.6+821.45+5.91+2.09
4.51+3.65+3.494.01+2.3+2.99+7.7
2.7+0.92+6.08+5.39.19+9.22-8.19
6.7+7.07+3.3=6.7+____+7.07
(6.75+1.19)+4.81=____+(____+____)
45.31-2.6-7.4=____〇(____〇____)
3.78+3.3+4.78.11-2.9-3.1
4.02-1.7+3.983.9+0.28+0.72+22.1
6.6+7.5+2.97.81-1.28-2.72
66+8.3+1.3+582.22+5.88+3.12
3.76+0.73+5.241.53+1.4+4.47+8.6
4.7+1.48+3.52+2.38.78+6.67-4.78
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- 四年级 数学 下册 小数 加减法 简便 计算 专项 练习题 120