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소숫점: 1자리 덧셈74

1
7.4
+
2.6
=
10
2
8.6
+
2.7
=
11.3
3
2.1
+
4.6
=
6.7
4
6.5
+
9.2
=
15.7
5
4.1
+
9.1
=
13.2
6
8.4
+
2.6
=
11
7
1.4
+
2.4
=
3.8
8
3.2
+
4.9
=
8.1
9
4.8
+
4.4
=
9.2
10
7.5
+
3.4
=
10.9
11
8.2
+
4.5
=
12.7
12
3.6
+
9.4
=
13
13
9.1
+
4.8
=
13.9
14
4.3
+
1.3
=
5.6
15
1.1
+
9.5
=
10.6