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소수점 1자리 덧셈

1
1.7
+
1.4
=
3.1
2
1.9
+
2.7
=
4.6
3
2.4
+
4.4
=
6.8
4
3.6
+
1.6
=
5.2
5
3.1
+
7.5
=
10.6
6
9.2
+
8.1
=
17.3
7
2.8
+
2.5
=
5.3
8
1.7
+
3.1
=
4.8
9
2.7
+
9.3
=
12
10
8.4
+
2.2
=
10.6
11
1.3
+
2.8
=
4.1
12
2.2
+
3.4
=
5.6
13
8.8
+
2.3
=
11.1
14
2.3
+
2.2
=
4.5
15
1.4
+
6.4
=
7.8