소수점 1자리 덧셈
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소숫점: 1자리 덧셈42
1
4.2
+
7.2
=
11.4
2
9.3
+
8.6
=
17.9
3
2.3
+
2.8
=
5.1
4
5.4
+
3.2
=
8.6
5
1.3
+
3.1
=
4.4
6
1.7
+
1.3
=
3
7
5.4
+
5.1
=
10.5
8
3.8
+
5.5
=
9.3
9
3.3
+
4.2
=
7.5
10
3.8
+
5.5
=
9.3
11
9.6
+
1.1
=
10.7
12
5.3
+
2.5
=
7.8
13
4.5
+
8.8
=
13.3
14
4.3
+
6.9
=
11.2
15
6.2
+
9.5
=
15.7