소수점 1자리 덧셈
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소숫점: 1자리 덧셈47
1
4.7
+
9.1
=
13.8
2
3.5
+
1.2
=
4.7
3
5.1
+
3.3
=
8.4
4
8.2
+
5.1
=
13.3
5
4.2
+
1.9
=
6.1
6
1.5
+
3.3
=
4.8
7
9.5
+
5.4
=
14.9
8
7.2
+
1.6
=
8.8
9
1.4
+
2.5
=
3.9
10
9.5
+
1.2
=
10.7
11
1.6
+
2.3
=
3.9
12
2.5
+
8.1
=
10.6
13
8.9
+
4.6
=
13.5
14
2.6
+
5.6
=
8.2
15
2.1
+
2.8
=
4.9