北师大版四年级数学下册第一单元小数加减法专项练习题186Word下载.docx
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6.45＝____＋____＋____
13.09＝____＋____
7.439＝____＋____＋____＋____
1.4－1.2＝7.3＋2＝3.2＋2.04＝
97.7－23.0＝40.0＋22.5＝96.86－11.0＝
9.09＋2.42＋5.157.68－（4.02－1.48）2.65＋7.29－0.39
4.38＝4＋0.3＋0.08
13.54＝____＋____＋____
1.08＝____＋____
1.235＝____＋____＋____＋____
3.4－1.6＝3.5＋3.1＝3.4＋2.02＝
59.6－50.4＝24.2＋43.5＝59.97－52.2＝
5.67－1.12＋0.757.09－（3.8＋0.9）5.53＋7.23＋5.41
6.28＝6＋0.2＋0.08
13.39＝____＋____＋____
5.03＝____＋____
15.132＝____＋____＋____＋____
8.8－1.1＝6.1＋3.1＝2＋4.02＝
78.6－21.4＝10.3＋11.4＝85.66－21.0＝
5.74－1.75＋9.219.23－（3.07＋1.2）1.34＋7.75－4.7
6.97＝6＋0.9＋0.07
9.65＝____＋____＋____
6.09＝____＋____
11.316＝____＋____＋____＋____
4.6－2.6＝3.4＋2.2＝1＋4.32＝
59.8－43.3＝14.1＋30.2＝67.57－43.1＝
7.14＋1.18＋2.378.64－（4.65＋0.57）6.95＋6.97＋4.99
3.36＝3＋0.3＋0.06
15.94＝____＋____＋____
13.02＝____＋____
9.482＝____＋____＋____＋____
9.7－2＝4.7＋3.5＝3＋3.03＝
79.8－34.1＝14.2＋44.3＝57.66－43.0＝
6.68－3.52＋9.988.71－（3.59＋2）7.83＋7.42＋4.64
8.39＝8＋0.3＋0.09
3.36＝____＋____＋____
14.05＝____＋____
7.743＝____＋____＋____＋____
3.3－2.4＝1.6＋2.4＝5.3＋2.41＝
77.6－53.0＝13.2＋25.0＝67.79－11.2＝
7＋2.24＋5.718.17－（4.18＋1.46）7.14＋5.68－2.72
1.89＝1＋0.8＋0.09
1.64＝____＋____＋____
3.05＝____＋____
9.217＝____＋____＋____＋____
8.2－7.1＝5.2＋1.1＝4.2＋1.43＝
89.5－31.1＝11.4＋40.1＝87.55－30.0＝
5.3＋4.16＋5.979.39－（3.99＋1.65）2.04＋7.96＋3.32
4.13＝4＋0.1＋0.03
8.69＝____＋____＋____
10.219＝____＋____＋____＋____
6.8－4＝6.5＋1.1＝1.2＋4.24＝
86.6－51.1＝11.1＋30.4＝77.76－23.2＝
9.59－1.08＋0.849.82－（4.12－1.65）4.1＋7.34－4.68
9.62＝9＋0.6＋0.02
3.22＝____＋____＋____
7.433＝____＋____＋____＋____
3－1.7＝4.6＋2.7＝4.3＋2.14＝
69.6－53.3＝10.3＋44.4＝67.89－51.3＝
9.89＋3.91＋2.829.74－（4.01＋0.87）1.67＋9.25＋3.42
3.69＝3＋0.6＋0.09
9.95＝____＋____＋____
6.07＝____＋____
14.777＝____＋____＋____＋____
2.4－1＝1.6＋2.7＝3.4＋1.02＝
79.5－33.2＝34.3＋35.4＝67.79－30.3＝
9.59＋3.32＋4.379.2－（4.13－0.8）6.18＋6.44－1.5
3.56＝3＋0.5＋0.06
14.53＝____＋____＋____
2.01＝____＋____
10.846＝____＋____＋____＋____
9.2－5.7＝2.9＋4.8＝1＋3.12＝
69.9－52.2＝22.4＋31.5＝95.69－50.3＝
6.72－4.25＋0.18.91－（4.1－0.91）6.69＋6.14－3.44
7.46＝7＋0.4＋0.06
2.57＝____＋____＋____
1.238＝____＋____＋____＋____
1.6－1＝9＋1＝1.3＋1.32＝
77.8－55.0＝31.1＋22.4＝56.88－12.3＝
7.28－4.1＋5.49.16－（3.91－1.39）5.94＋5.21＋0.35
8.61＝8＋0.6＋0.01
13.98＝____＋____＋____
1.02＝____＋____
2.755＝____＋____＋____＋____
8.6－6.4＝4.1＋5.3＝2＋4.04＝
87.9－12.0＝50.1＋43.0＝96.56－22.4＝
8.08－4.92＋7.739.7－（4.33＋1.08）2.86＋5.78＋5.97
5.97＝5＋0.9＋0.07
9.97＝____＋____＋____
15.02＝____＋____
14.825＝____＋____＋____＋____
7.8－2.7＝3.5＋1.5＝4.3＋3.33＝
78.9－15.4＝51.1＋12.4＝65.85－32.4＝
6.4＋2＋0.117.03－（4.31＋0.71）6.42＋9.92＋4.68
2.61＝2＋0.6＋0.01
9.29＝____＋____＋____
14.07＝____＋____
14.852＝____＋____＋____＋____
1.1－1＝8.3＋1.6＝2.3＋2.42＝
95.8－50.4＝23.2＋21.4＝75.59－22.1＝
7.59－4.8＋5.259.45－（3.15＋0.72）9.7＋6.75＋5.74
4.21＝4＋0.2＋0.01
8.21＝____＋____＋____
1.495＝____＋____＋____＋____
7.6－2.1＝7.8＋2＝5.1＋4.1＝
75.9－54.0＝34.0＋20.3＝79.99－12.2＝
8.29＋1.02＋7.968.71－（4.41－1.14）8.66＋8.79＋2.7
8.18＝8＋0.1＋0.08
15.42＝____＋____＋____
3.09＝____＋____
12.995＝____＋____＋____＋____
1.2－1.1＝8.9＋1.1＝1.2＋4.03＝
65.8－25.2＝44.4＋20.3＝96.76－24.2＝
8.74－1.91＋1.968.51－（4.06＋0.39）3.82＋7.27－4.52
6.42＝6＋0.4＋0.02
3.86＝____＋____＋____
7.05＝____＋____
14.869＝____＋____＋____＋____
6.2－1.9＝6.1＋1.5＝4.1＋1.04＝
86.7－21.0＝22.3＋15.3＝57.88－51.2＝
8.37－2.45＋4.68.08－（4.84－1.5）6.13＋7.97＋0.8
7.69＝7＋0.6＋0.09
6.23＝____＋____＋____
11.03＝____＋____
14.319＝____＋____＋____＋____
1.3－1.2＝6.1＋2.9＝3＋2.12＝
67.5－33.0＝34.0＋30.0＝85.89－15.3＝
9.77＋4.77＋6.479.39－（3.34－1.07）3.34＋7.11－1.22
2.79＝2＋0.7＋0.09
3.81＝____＋____＋____
7.06＝____＋____
2.468＝____＋____＋____＋____
8.7－1.3＝4.4＋2.4＝2.4＋3.42＝
99.6－45.4＝22.3＋25.2＝99.59－41.2＝
5.85－4.28＋9.348.77－（3.6＋1.77）4.13＋6.99－3.78
5.72＝5＋0.7＋0.02
15.97＝____＋____＋____
8.07＝____＋____
4.519＝____＋____＋____＋____
5.1－3.1＝6.6＋1.1＝3.4＋4.03＝
66.5－11.1＝22.0＋34.3＝77.77－44.4＝
8.09＋4.51＋4.89.03－（4.25＋1.1）5.19＋5.17－3.22
1.34＝1＋0.3＋0.04
10.11＝____＋____＋____
2.02＝____＋____
13.441＝____＋____＋____＋____
8.8－2.6＝6.5＋3.2＝4＋1.41＝
77.9－12.0＝10.2＋30.1＝78.97－25.2＝
8.18＋4.02＋4.749.07－（4.92＋1.19）4＋9.97＋1.94
5.84＝5＋0.8＋0.04
13.52＝____＋____＋____
5.129＝____＋____＋____＋____
8.4－1.3＝9＋1＝1.4＋3.43＝
57.8－22.2＝11.0＋31.0＝95.87－50.3＝
9.03＋1.32＋1.147.11－（3.83－1.37）9.87＋7.35＋5.49
1.68＝1＋0.6＋0.08
5.97＝____＋____＋____
11.09＝____＋____
12.214＝____＋____＋____＋____
1.4－1.1＝8.8＋1.2＝4.2＋2.34＝
78.7－21.4＝14.3＋25.5＝95.96－13.2＝
8.33＋3.37＋7.129.26－（3.22－0.73）6.39＋6.12－1.27
5.32＝5＋0.3＋0.02
15.11＝____＋____＋____
2.03＝____＋____
5.857＝____＋____＋____＋____
3.5－2.2＝2.6＋5.8＝3.3＋4.3＝
87.6－33.3＝10.1＋44.2＝56.78－52.4＝
9.31－3.34＋1.868.27－（3.04－1.09）9.62＋9.61＋3.89
6.58＝6＋0.5＋0.08
2.36＝____＋____＋____
1.06＝____＋____
3.433＝____＋____＋____＋____
3.3－2.7＝5.7＋2.4＝2.2＋4.4＝
76.5－23.1＝40.0＋15.0＝85.87－33.1＝
7.64－4.56＋9.888.32－（3.24－1.11）6.01＋9.99－3.19
5.82＝5＋0.8＋0.02
11.65＝____＋____＋____
12.02＝____＋____
1.768＝____＋____＋____＋____
4.5－3.3＝1.5＋5＝5.1＋1.23＝
78.8－44.0＝12.3＋34.3＝65.67－12.0＝
7.32＋1.53＋8.179.21－（4.35＋0.92）4.13＋7.1－2.43
6.51＝6＋0.5＋0.01
11.12＝____＋____＋____
9.09＝____＋____
6.766＝____＋____＋____＋____
2.7－1.1＝3.4＋5.6＝2.4＋3.31＝
77.7－54.4＝12.4＋13.3＝59.67－30.4＝
8.5－3.25＋6.947.8－（3.99＋0.21）3.78＋9.36＋2.06
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