소수점 1자리 덧셈
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소숫점: 1자리 덧셈25
1
2.5
+
8.2
=
10.7
2
3.4
+
3.7
=
7.1
3
8.5
+
2.8
=
11.3
4
4.6
+
3.4
=
8
5
6.1
+
6.2
=
12.3
6
2.2
+
9.9
=
12.1
7
3.9
+
9.2
=
13.1
8
5.1
+
9.4
=
14.5
9
5.4
+
5.1
=
10.5
10
9.8
+
1.5
=
11.3
11
6.5
+
7.1
=
13.6
12
4.4
+
5.1
=
9.5
13
2.8
+
4.1
=
6.9
14
8.2
+
6.2
=
14.4
15
1.8
+
1.6
=
3.4