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소숫점: 1자리 덧셈42

1
4.2
+
1.5
=
5.7
2
4.3
+
7.9
=
12.2
3
3.2
+
7.5
=
10.7
4
1.4
+
1.1
=
2.5
5
4.4
+
2.3
=
6.7
6
2.6
+
2.2
=
4.8
7
2.3
+
2.1
=
4.4
8
4.5
+
5.3
=
9.8
9
1.2
+
5.7
=
6.9
10
4.1
+
8.1
=
12.2
11
2.2
+
3.2
=
5.4
12
2.3
+
3.1
=
5.4
13
3.1
+
9.6
=
12.7
14
5.3
+
5.2
=
10.5
15
4.2
+
1.6
=
5.8