소수점 1자리 덧셈
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소숫점: 1자리 덧셈23
1
2.3
+
4.4
=
6.7
2
5.8
+
3.6
=
9.4
3
7.1
+
6.1
=
13.2
4
3.5
+
5.1
=
8.6
5
8.2
+
8.6
=
16.8
6
1.7
+
2.5
=
4.2
7
9.1
+
8.7
=
17.8
8
6.5
+
7.8
=
14.3
9
3.3
+
3.8
=
7.1
10
4.2
+
9.1
=
13.3
11
3.8
+
5.5
=
9.3
12
3.5
+
3.4
=
6.9
13
2.2
+
8.1
=
10.3
14
8.1
+
2.8
=
10.9
15
1.2
+
8.5
=
9.7