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소수점 1자리 덧셈

1
1.7
+
1.2
=
2.9
2
4.6
+
5.4
=
10
3
1.5
+
9.6
=
11.1
4
2.9
+
2.8
=
5.7
5
7.4
+
9.2
=
16.6
6
6.2
+
7.3
=
13.5
7
5.8
+
8.7
=
14.5
8
2.3
+
3.2
=
5.5
9
2.7
+
3.8
=
6.5
10
2.8
+
9.5
=
12.3
11
3.1
+
3.5
=
6.6
12
6.1
+
9.2
=
15.3
13
3.1
+
1.1
=
4.2
14
4.2
+
2.5
=
6.7
15
2.1
+
2.3
=
4.4