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소숫점: 1자리 덧셈13

1
1.3
+
5.4
=
6.7
2
9.8
+
3.2
=
13
3
1.4
+
1.7
=
3.1
4
2.9
+
1.4
=
4.3
5
2.8
+
2.2
=
5
6
6.1
+
4.5
=
10.6
7
2.5
+
3.6
=
6.1
8
9.6
+
1.3
=
10.9
9
3.5
+
1.5
=
5
10
4.4
+
5.3
=
9.7
11
2.4
+
5.5
=
7.9
12
1.7
+
3.4
=
5.1
13
4.3
+
4.3
=
8.6
14
2.7
+
1.5
=
4.2
15
2.9
+
2.6
=
5.5