소수점 1자리 덧셈
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소숫점: 1자리 덧셈23
1
2.3
+
4.2
=
6.5
2
9.5
+
5.3
=
14.8
3
3.7
+
8.2
=
11.9
4
1.1
+
6.3
=
7.4
5
6.1
+
2.9
=
9
6
5.1
+
6.3
=
11.4
7
5.5
+
4.8
=
10.3
8
5.3
+
7.3
=
12.6
9
3.6
+
4.9
=
8.5
10
4.9
+
5.7
=
10.6
11
2.4
+
6.9
=
9.3
12
3.5
+
6.5
=
10
13
3.5
+
4.8
=
8.3
14
4.9
+
8.6
=
13.5
15
1.5
+
2.4
=
3.9