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소숫점: 1자리 덧셈57

1
5.7
+
6.5
=
12.2
2
3.4
+
8.1
=
11.5
3
4.9
+
4.5
=
9.4
4
8.9
+
4.2
=
13.1
5
4.7
+
6.7
=
11.4
6
4.4
+
4.5
=
8.9
7
5.1
+
3.9
=
9
8
2.6
+
9.1
=
11.7
9
7.4
+
5.2
=
12.6
10
1.5
+
5.5
=
7
11
1.8
+
1.1
=
2.9
12
4.1
+
5.1
=
9.2
13
5.3
+
7.2
=
12.5
14
5.4
+
4.4
=
9.8
15
5.2
+
1.3
=
6.5