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三年级数学一位小数加减混合运算题竞赛测试习题大全附答案
姓名：班级：日期：用时：分钟得分：
1.8
+
7.3
=
6.0
-
0.6
=
6.2
-
0.1
=
0.5
+
2.1
=
8.9
-
6.9
=
7.8
-
1.6
=
7.0
-
4.1
=
5.6
-
5.4
=
9.0
-
4.7
=
3.9
-
1.0
=
1.6
+
8.1
=
4.2
+
5.8
=
0.8
+
4.2
=
1.2
+
2.0
=
9.0
-
3.7
=
1.0
+
2.0
=
5.1
+
8.0
=
5.0
+
7.8
=
0.3
+
1.3
=
0.5
+
8.3
=
1.6
-
0.9
=
4.6
-
0.3
=
7.9
-
4.1
=
0.9
+
4.7
=
8.9
-
4.9
=
8.9
-
5.7
=
1.4
+
5.8
=
4.5
-
2.6
=
3.2
-
1.2
=
1.0
+
5.2
=
8.0
-
4.3
=
6.1
+
8.1
=
6.0
-
4.0
=
0.8
+
2.7
=
8.4
-
1.5
=
5.6
+
6.3
=
2.9
-
1.8
=
6.2
-
3.2
=
1.6
+
8.1
=
0.8
+
4.1
=
7.3
+
8.4
=
2.7
+
4.5
=
3.6
+
6.9
=
5.1
-
1.2
=
7.8
-
3.0
=
3.5
+
8.9
=
3.9
+
5.7
=
8.3
-
7.3
=
3.9
+
5.1
=
0.4
+
6.8
=
0.2
+
1.8
=
6.1
-
2.0
=
7.9
-
0.8
=
8.5
-
6.7
=
3.0
+
7.5
=
3.5
+
7.2
=
1.0
+
2.8
=
4.0
+
6.3
=
3.5
-
0.8
=
2.4
+
7.4
=
8.8
-
5.6
=
0.9
+
8.8
=
2.5
+
8.6
=
3.6
+
8.9
=
1.9
-
1.5
=
6.3
-
4.9
=
0.2
+
0.7
=
1.6
+
7.9
=
2.7
+
8.8
=
7.1
-
3.8
=
1.2
+
3.4
=
6.0
+
8.8
=
0.4
+
1.3
=
5.4
-
5.3
=
2.5
+
5.8
=
7.2
-
5.7
=
4.2
-
3.5
=
8.3
+
8.9
=
8.7
-
5.6
=
0.5
+
6.5
=
8.7
-
0.1
=
5.6
-
5.0
=
7.9
-
5.9
=
0.9
+
1.5
=
0.2
+
8.3
=
0.6
+
5.0
=
4.8
-
2.2
=
0.2
+
3.2
=
1.0
+
3.9
=
2.1
+
3.5
=
1.0
+
7.3
=
5.8
-
0.3
=
8.7
-
3.8
=
0.3
+
6.7
=
1.2
+
2.5
=
2.6
-
1.4
=
7.8
-
3.6
=
1.5
-
0.6
=
4.1
-
1.9
=
0.7
+
6.5
=
2.2
+
3.5
=
3.0
+
6.4
=
1.1
+
8.9
=
3.1
+
7.2
=
8.7
-
5.1
=
8.8
-
7.4
=
4.9
-
4.0
=
4.7
+
7.2
=
5.0
+
5.6
=
4.3
+
8.2
=
2.8
+
7.0
=
0.9
-
0.8
=
8.3
-
6.9
=
6.0
-
0.1
=
3.6
+
6.5
=
3.3
+
9.0
=
1.3
+
8.3
=
4.8
-
2.6
=
3.8
-
1.5
=
0.6
+
8.6
=
2.5
-
2.0
=
0.1
+
6.4
=
1.3
+
1.9
=
8.6
-
1.4
=
2.8
-
0.7
=
7.4
-
6.2
=
0.1
+
5.3
=
8.8
-
5.4
=
1.9
+
6.3
=
5.2
+
5.7
=
0.6
-
0.3
=
2.8
+
4.4
=
7.5
-
4.9
=
5.4
+
6.6
=
6.2
+
7.2
=
6.7
-
0.9
=
8.1
-
2
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