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소숫점: 1자리 덧셈99

1
9.9
+
3.7
=
13.6
2
4.5
+
5.1
=
9.6
3
1.6
+
1.2
=
2.8
4
1.1
+
4.3
=
5.4
5
1.1
+
9.2
=
10.3
6
2.6
+
5.7
=
8.3
7
1.4
+
4.2
=
5.6
8
5.7
+
1.5
=
7.2
9
3.3
+
3.2
=
6.5
10
2.1
+
6.5
=
8.6
11
4.5
+
3.1
=
7.6
12
3.3
+
1.8
=
5.1
13
8.2
+
2.2
=
10.4
14
3.5
+
3.4
=
6.9
15
6.9
+
6.1
=
13