소수점 1자리 덧셈
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소숫점: 1자리 덧셈50
1
5.2
+
2.7
=
7.9
2
1.1
+
2.1
=
3.2
3
9.6
+
1.3
=
10.9
4
3.5
+
2.9
=
6.4
5
4.2
+
8.3
=
12.5
6
2.5
+
2.2
=
4.7
7
2.2
+
5.6
=
7.8
8
2.1
+
2.9
=
5
9
9.2
+
7.7
=
16.9
10
3.5
+
9.1
=
12.6
11
4.3
+
2.6
=
6.9
12
9.1
+
2.2
=
11.3
13
7.4
+
4.3
=
11.7
14
7.1
+
6.1
=
13.2
15
4.6
+
5.2
=
9.8