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소숫점: 1자리 덧셈45

1
4.5
+
3.6
=
8.1
2
1.7
+
2.1
=
3.8
3
2.4
+
7.6
=
10
4
5.9
+
6.5
=
12.4
5
9.1
+
9.3
=
18.4
6
3.1
+
7.3
=
10.4
7
8.4
+
5.8
=
14.2
8
1.4
+
1.4
=
2.8
9
9.3
+
7.8
=
17.1
10
2.7
+
5.6
=
8.3
11
5.4
+
8.1
=
13.5
12
7.2
+
5.7
=
12.9
13
5.4
+
1.5
=
6.9
14
6.3
+
5.8
=
12.1
15
4.2
+
7.2
=
11.4