소수점 1자리 덧셈
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소숫점: 1자리 덧셈40
1
4.8
+
1.7
=
6.5
2
6.7
+
8.1
=
14.8
3
6.7
+
2.1
=
8.8
4
9.2
+
4.3
=
13.5
5
4.6
+
2.3
=
6.9
6
6.3
+
3.5
=
9.8
7
6.2
+
6.3
=
12.5
8
5.2
+
1.3
=
6.5
9
6.6
+
8.7
=
15.3
10
1.3
+
9.7
=
11
11
4.9
+
3.8
=
8.7
12
4.2
+
3.1
=
7.3
13
5.8
+
4.2
=
10
14
7.6
+
2.2
=
9.8
15
6.4
+
3.1
=
9.5