소수점 1자리 덧셈
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소숫점: 1자리 덧셈50
1
5.3
+
1.4
=
6.7
2
1.5
+
8.5
=
10
3
8.7
+
9.7
=
18.4
4
5.7
+
8.2
=
13.9
5
1.7
+
7.5
=
9.2
6
7.8
+
2.8
=
10.6
7
8.4
+
2.1
=
10.5
8
5.4
+
2.5
=
7.9
9
3.2
+
1.1
=
4.3
10
1.6
+
4.4
=
6
11
8.1
+
6.6
=
14.7
12
3.4
+
5.3
=
8.7
13
9.7
+
5.3
=
15
14
2.9
+
6.2
=
9.1
15
6.3
+
8.8
=
15.1