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소숫점: 1자리 덧셈52

1
5.2
+
6.8
=
12
2
3.1
+
8.3
=
11.4
3
6.2
+
2.2
=
8.4
4
1.3
+
7.1
=
8.4
5
4.2
+
2.3
=
6.5
6
4.7
+
4.3
=
9
7
7.9
+
6.1
=
14
8
5.9
+
5.9
=
11.8
9
1.5
+
9.3
=
10.8
10
5.3
+
3.9
=
9.2
11
2.3
+
4.1
=
6.4
12
1.8
+
2.9
=
4.7
13
4.5
+
5.4
=
9.9
14
4.8
+
1.8
=
6.6
15
9.3
+
3.2
=
12.5