소수점 1자리 덧셈
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소숫점: 1자리 덧셈55
1
5.5
+
4.2
=
9.7
2
7.5
+
6.3
=
13.8
3
6.6
+
4.7
=
11.3
4
7.2
+
2.5
=
9.7
5
6.1
+
8.7
=
14.8
6
3.8
+
6.1
=
9.9
7
6.1
+
5.2
=
11.3
8
2.1
+
1.1
=
3.2
9
4.4
+
3.6
=
8
10
8.5
+
1.7
=
10.2
11
3.7
+
4.1
=
7.8
12
8.1
+
8.6
=
16.7
13
1.5
+
1.9
=
3.4
14
1.2
+
3.2
=
4.4
15
7.5
+
6.1
=
13.6