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소숫점: 1자리 덧셈10

1
1.5
+
2.8
=
4.3
2
1.4
+
5.2
=
6.6
3
1.7
+
4.7
=
6.4
4
8.3
+
4.9
=
13.2
5
3.4
+
4.2
=
7.6
6
2.4
+
9.2
=
11.6
7
7.3
+
7.6
=
14.9
8
5.8
+
2.4
=
8.2
9
9.6
+
2.5
=
12.1
10
2.3
+
2.4
=
4.7
11
2.8
+
4.6
=
7.4
12
3.3
+
2.4
=
5.7
13
8.8
+
1.8
=
10.6
14
4.5
+
3.5
=
8
15
1.6
+
3.6
=
5.2