소수점 1자리 덧셈
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소숫점: 1자리 덧셈28
1
2.8
+
5.7
=
8.5
2
9.9
+
1.2
=
11.1
3
9.4
+
6.1
=
15.5
4
7.5
+
4.9
=
12.4
5
5.2
+
5.3
=
10.5
6
3.3
+
5.4
=
8.7
7
8.8
+
1.1
=
9.9
8
8.4
+
4.2
=
12.6
9
8.5
+
9.4
=
17.9
10
4.3
+
5.2
=
9.5
11
1.5
+
1.8
=
3.3
12
6.3
+
1.5
=
7.8
13
1.4
+
8.4
=
9.8
14
4.8
+
4.3
=
9.1
15
8.7
+
3.7
=
12.4