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소숫점: 1자리 덧셈28

1
2.8
+
7.3
=
10.1
2
2.2
+
4.1
=
6.3
3
4.5
+
6.9
=
11.4
4
1.8
+
1.8
=
3.6
5
7.1
+
6.5
=
13.6
6
8.9
+
7.6
=
16.5
7
2.3
+
2.8
=
5.1
8
7.3
+
2.3
=
9.6
9
9.5
+
2.2
=
11.7
10
5.7
+
3.5
=
9.2
11
4.3
+
5.6
=
9.9
12
7.4
+
2.6
=
10
13
2.7
+
4.4
=
7.1
14
8.1
+
2.2
=
10.3
15
2.9
+
2.1
=
5