소수점 1자리 덧셈
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소숫점: 1자리 덧셈13
1
1.3
+
9.1
=
10.4
2
7.8
+
6.9
=
14.7
3
4.7
+
5.3
=
10
4
3.7
+
4.9
=
8.6
5
4.1
+
7.5
=
11.6
6
7.3
+
4.7
=
12
7
2.5
+
4.4
=
6.9
8
7.6
+
5.8
=
13.4
9
7.5
+
6.4
=
13.9
10
6.3
+
2.3
=
8.6
11
9.6
+
6.7
=
16.3
12
7.7
+
1.8
=
9.5
13
7.4
+
5.1
=
12.5
14
2.2
+
2.5
=
4.7
15
5.3
+
4.5
=
9.8