소수점 1자리 덧셈
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소숫점: 1자리 덧셈57
1
5.7
+
1.9
=
7.6
2
3.1
+
1.9
=
5
3
7.8
+
3.4
=
11.2
4
2.2
+
3.4
=
5.6
5
5.7
+
6.9
=
12.6
6
5.3
+
2.2
=
7.5
7
4.5
+
4.4
=
8.9
8
8.1
+
7.8
=
15.9
9
4.3
+
4.1
=
8.4
10
8.7
+
5.1
=
13.8
11
5.3
+
3.7
=
9
12
4.6
+
3.5
=
8.1
13
6.1
+
1.1
=
7.2
14
7.2
+
1.1
=
8.3
15
6.5
+
1.2
=
7.7