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소숫점: 1자리 덧셈70

1
7.5
+
9.8
=
17.3
2
3.8
+
6.3
=
10.1
3
8.6
+
3.5
=
12.1
4
2.3
+
7.7
=
10
5
6.6
+
4.2
=
10.8
6
5.6
+
3.3
=
8.9
7
9.6
+
2.9
=
12.5
8
8.2
+
3.8
=
12
9
7.5
+
7.7
=
15.2
10
1.4
+
4.6
=
6
11
9.4
+
4.2
=
13.6
12
4.3
+
3.4
=
7.7
13
5.4
+
7.2
=
12.6
14
6.9
+
8.8
=
15.7
15
2.1
+
5.3
=
7.4