소수점 1자리 덧셈
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소숫점: 1자리 덧셈12
1
1.2
+
6.5
=
7.7
2
3.8
+
5.4
=
9.2
3
1.6
+
3.9
=
5.5
4
1.7
+
3.9
=
5.6
5
8.5
+
5.2
=
13.7
6
2.7
+
2.3
=
5
7
9.9
+
2.8
=
12.7
8
5.6
+
1.9
=
7.5
9
4.1
+
1.6
=
5.7
10
3.7
+
3.5
=
7.2
11
4.1
+
6.1
=
10.2
12
2.1
+
3.7
=
5.8
13
9.5
+
4.2
=
13.7
14
2.3
+
5.5
=
7.8
15
3.3
+
3.5
=
6.8