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소숫점: 1자리 덧셈45

1
4.5
+
4.5
=
9
2
1.4
+
5.7
=
7.1
3
1.4
+
6.2
=
7.6
4
9.2
+
3.8
=
13
5
2.1
+
8.5
=
10.6
6
4.7
+
5.1
=
9.8
7
1.5
+
5.5
=
7
8
3.4
+
3.2
=
6.6
9
3.2
+
8.1
=
11.3
10
9.8
+
1.5
=
11.3
11
8.3
+
8.8
=
17.1
12
3.8
+
9.5
=
13.3
13
6.2
+
3.5
=
9.7
14
3.9
+
5.4
=
9.3
15
2.2
+
3.3
=
5.5