소숫점: 1자리 덧셈
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소숫점: 1자리 덧셈
1
2.5
+
4.5
=
7
2
7.4
+
3.4
=
10.8
3
2.2
+
4.9
=
7.1
4
6.3
+
2.5
=
8.8
5
3.4
+
3.3
=
6.7
6
4.2
+
6.2
=
10.4
7
3.9
+
4.5
=
8.4
8
9.1
+
3.9
=
13
9
3.6
+
6.2
=
9.8
10
8.6
+
4.2
=
12.8
11
3.5
+
3.2
=
6.7
12
4.7
+
1.3
=
6
13
2.1
+
1.3
=
3.4
14
4.9
+
7.4
=
12.3
15
2.5
+
7.5
=
10