소수점 1자리 덧셈
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소숫점: 1자리 덧셈25
1
2.5
+
1.5
=
4
2
5.7
+
5.1
=
10.8
3
4.3
+
7.7
=
12
4
3.8
+
8.3
=
12.1
5
7.1
+
9.4
=
16.5
6
1.1
+
6.6
=
7.7
7
3.5
+
5.9
=
9.4
8
5.2
+
3.6
=
8.8
9
6.3
+
9.9
=
16.2
10
3.7
+
2.1
=
5.8
11
5.6
+
1.8
=
7.4
12
5.5
+
5.9
=
11.4
13
3.4
+
5.3
=
8.7
14
1.8
+
7.1
=
8.9
15
6.3
+
1.5
=
7.8