소수점 1자리 덧셈
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소숫점: 1자리 덧셈25
1
2.5
+
9.1
=
11.6
2
5.3
+
6.8
=
12.1
3
2.1
+
4.5
=
6.6
4
4.2
+
2.5
=
6.7
5
2.5
+
1.8
=
4.3
6
5.2
+
9.7
=
14.9
7
2.5
+
1.6
=
4.1
8
9.1
+
7.5
=
16.6
9
3.6
+
1.7
=
5.3
10
9.3
+
8.7
=
18
11
2.7
+
1.5
=
4.2
12
7.9
+
1.5
=
9.4
13
6.3
+
5.4
=
11.7
14
3.1
+
3.4
=
6.5
15
3.7
+
5.3
=
9