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소숫점: 1자리 덧셈25

1
2.5
+
3.3
=
5.8
2
2.4
+
2.9
=
5.3
3
8.1
+
3.2
=
11.3
4
3.7
+
2.1
=
5.8
5
3.3
+
1.3
=
4.6
6
4.2
+
9.5
=
13.7
7
3.3
+
5.6
=
8.9
8
3.4
+
2.3
=
5.7
9
1.4
+
1.4
=
2.8
10
7.5
+
3.2
=
10.7
11
4.9
+
2.4
=
7.3
12
4.1
+
5.2
=
9.3
13
2.9
+
2.8
=
5.7
14
1.1
+
3.7
=
4.8
15
1.2
+
6.6
=
7.8