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소숫점: 1자리 덧셈22

1
2.2
+
3.4
=
5.6
2
5.7
+
4.2
=
9.9
3
2.9
+
6.1
=
9
4
7.4
+
2.3
=
9.7
5
1.5
+
7.8
=
9.3
6
2.4
+
8.5
=
10.9
7
2.6
+
4.2
=
6.8
8
9.1
+
5.2
=
14.3
9
5.3
+
7.1
=
12.4
10
8.5
+
1.9
=
10.4
11
5.2
+
3.8
=
9
12
2.4
+
9.5
=
11.9
13
3.4
+
1.5
=
4.9
14
8.3
+
5.5
=
13.8
15
3.1
+
4.1
=
7.2