소수점 1자리 덧셈
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소숫점: 1자리 덧셈57
1
5.7
+
7.1
=
12.8
2
2.1
+
2.9
=
5
3
8.1
+
7.2
=
15.3
4
1.8
+
4.1
=
5.9
5
8.8
+
5.7
=
14.5
6
4.3
+
4.3
=
8.6
7
3.8
+
5.3
=
9.1
8
7.8
+
5.5
=
13.3
9
2.5
+
1.2
=
3.7
10
1.9
+
1.5
=
3.4
11
1.3
+
6.8
=
8.1
12
5.7
+
8.4
=
14.1
13
1.3
+
1.2
=
2.5
14
7.5
+
2.1
=
9.6
15
4.4
+
5.5
=
9.9