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소숫점: 1자리 덧셈21

1
2.1
+
2.7
=
4.8
2
9.2
+
2.6
=
11.8
3
3.2
+
1.8
=
5
4
1.3
+
8.3
=
9.6
5
3.7
+
2.9
=
6.6
6
5.6
+
3.4
=
9
7
9.4
+
1.8
=
11.2
8
6.2
+
2.6
=
8.8
9
8.3
+
8.2
=
16.5
10
1.1
+
3.6
=
4.7
11
1.6
+
3.7
=
5.3
12
9.1
+
2.7
=
11.8
13
3.3
+
6.2
=
9.5
14
5.7
+
3.7
=
9.4
15
4.2
+
3.2
=
7.4