소수점 1자리 덧셈
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소숫점: 1자리 덧셈40
1
4.4
+
8.4
=
12.8
2
2.6
+
1.9
=
4.5
3
2.4
+
8.1
=
10.5
4
6.3
+
7.5
=
13.8
5
1.5
+
4.9
=
6.4
6
3.5
+
4.4
=
7.9
7
3.4
+
1.7
=
5.1
8
3.3
+
6.6
=
9.9
9
1.6
+
4.8
=
6.4
10
9.2
+
8.7
=
17.9
11
5.8
+
8.1
=
13.9
12
9.6
+
4.3
=
13.9
13
9.2
+
5.2
=
14.4
14
6.1
+
5.4
=
11.5
15
9.6
+
5.6
=
15.2