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소숫점: 1자리 덧셈39

1
3.9
+
3.4
=
7.3
2
7.7
+
2.8
=
10.5
3
5.1
+
1.9
=
7
4
4.3
+
9.5
=
13.8
5
3.1
+
7.3
=
10.4
6
3.7
+
2.5
=
6.2
7
4.2
+
3.3
=
7.5
8
5.7
+
5.7
=
11.4
9
6.4
+
1.3
=
7.7
10
2.5
+
9.3
=
11.8
11
1.9
+
5.8
=
7.7
12
2.6
+
4.1
=
6.7
13
1.5
+
1.5
=
3
14
2.8
+
5.7
=
8.5
15
7.3
+
3.6
=
10.9