소수점 1자리 덧셈
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소숫점: 1자리 덧셈34
1
3.4
+
4.1
=
7.5
2
8.8
+
2.1
=
10.9
3
2.3
+
7.2
=
9.5
4
2.2
+
9.7
=
11.9
5
1.5
+
4.1
=
5.6
6
2.9
+
4.9
=
7.8
7
7.5
+
6.3
=
13.8
8
5.5
+
1.3
=
6.8
9
3.2
+
4.2
=
7.4
10
2.3
+
6.8
=
9.1
11
3.2
+
8.6
=
11.8
12
1.5
+
3.2
=
4.7
13
4.3
+
6.4
=
10.7
14
8.4
+
3.9
=
12.3
15
4.6
+
6.1
=
10.7