소수점 1자리 덧셈
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소숫점: 1자리 덧셈42
1
4.2
+
8.3
=
12.5
2
1.7
+
3.2
=
4.9
3
4.4
+
3.5
=
7.9
4
5.4
+
5.7
=
11.1
5
4.2
+
7.4
=
11.6
6
9.8
+
6.1
=
15.9
7
6.3
+
3.2
=
9.5
8
4.2
+
7.4
=
11.6
9
5.8
+
2.2
=
8
10
3.9
+
3.1
=
7
11
2.9
+
2.7
=
5.6
12
8.5
+
6.8
=
15.3
13
9.5
+
2.2
=
11.7
14
2.7
+
2.9
=
5.6
15
1.1
+
7.6
=
8.7