소수점 1자리 덧셈
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소숫점: 1자리 덧셈25
1
2.5
+
4.3
=
6.8
2
1.9
+
3.8
=
5.7
3
7.5
+
9.5
=
17
4
3.2
+
8.2
=
11.4
5
8.3
+
4.8
=
13.1
6
7.4
+
8.8
=
16.2
7
5.4
+
2.3
=
7.7
8
2.6
+
2.5
=
5.1
9
1.5
+
2.3
=
3.8
10
2.7
+
5.1
=
7.8
11
1.8
+
7.4
=
9.2
12
7.8
+
2.9
=
10.7
13
4.6
+
7.4
=
12
14
3.9
+
4.6
=
8.5
15
3.1
+
9.6
=
12.7