소수점 1자리 덧셈
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소숫점: 1자리 덧셈15
1
1.5
+
5.4
=
6.9
2
3.4
+
4.8
=
8.2
3
4.3
+
8.5
=
12.8
4
8.5
+
4.9
=
13.4
5
8.5
+
5.1
=
13.6
6
2.6
+
5.5
=
8.1
7
5.7
+
5.1
=
10.8
8
4.5
+
1.5
=
6
9
2.1
+
4.3
=
6.4
10
8.7
+
5.3
=
14
11
1.6
+
1.9
=
3.5
12
1.8
+
5.6
=
7.4
13
3.1
+
5.3
=
8.4
14
1.5
+
8.8
=
10.3
15
3.6
+
5.1
=
8.7