소수점 1자리 덧셈
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소숫점: 1자리 덧셈87
1
8.7
+
5.2
=
13.9
2
9.5
+
4.4
=
13.9
3
1.4
+
2.3
=
3.7
4
4.3
+
3.5
=
7.8
5
3.6
+
5.1
=
8.7
6
1.5
+
1.4
=
2.9
7
3.6
+
2.1
=
5.7
8
3.2
+
2.4
=
5.6
9
5.3
+
7.5
=
12.8
10
2.8
+
2.8
=
5.6
11
7.1
+
5.1
=
12.2
12
5.3
+
3.4
=
8.7
13
2.5
+
1.9
=
4.4
14
8.1
+
3.2
=
11.3
15
9.6
+
1.1
=
10.7