소수점 1자리 덧셈
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소숫점: 1자리 덧셈42
1
4.2
+
3.3
=
7.5
2
3.4
+
1.7
=
5.1
3
1.8
+
1.4
=
3.2
4
8.1
+
1.9
=
10
5
1.5
+
4.5
=
6
6
7.6
+
2.1
=
9.7
7
2.3
+
6.1
=
8.4
8
9.3
+
3.9
=
13.2
9
5.8
+
2.3
=
8.1
10
2.5
+
5.3
=
7.8
11
5.1
+
7.2
=
12.3
12
4.3
+
8.4
=
12.7
13
3.7
+
8.4
=
12.1
14
8.7
+
6.1
=
14.8
15
2.2
+
2.1
=
4.3