소수점 1자리 덧셈
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소숫점: 1자리 덧셈55
1
5.5
+
7.2
=
12.7
2
3.5
+
2.6
=
6.1
3
6.4
+
4.4
=
10.8
4
5.1
+
1.2
=
6.3
5
7.5
+
2.2
=
9.7
6
4.7
+
8.3
=
13
7
4.8
+
5.6
=
10.4
8
5.1
+
4.9
=
10
9
5.7
+
4.2
=
9.9
10
2.8
+
1.7
=
4.5
11
5.3
+
7.2
=
12.5
12
2.4
+
3.9
=
6.3
13
8.4
+
9.3
=
17.7
14
1.3
+
1.1
=
2.4
15
6.1
+
2.5
=
8.6