소수점 1자리 덧셈
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소숫점: 1자리 덧셈25
1
2.5
+
9.5
=
12
2
2.9
+
4.9
=
7.8
3
1.3
+
7.4
=
8.7
4
3.7
+
1.6
=
5.3
5
1.2
+
4.2
=
5.4
6
3.6
+
4.8
=
8.4
7
3.5
+
3.5
=
7
8
5.8
+
5.4
=
11.2
9
9.6
+
9.1
=
18.7
10
6.5
+
6.5
=
13
11
7.3
+
4.6
=
11.9
12
4.3
+
6.2
=
10.5
13
4.9
+
1.9
=
6.8
14
5.3
+
9.2
=
14.5
15
5.7
+
2.7
=
8.4