소수점 1자리 덧셈
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소숫점: 1자리 덧셈57
1
5.7
+
3.1
=
8.8
2
9.5
+
5.8
=
15.3
3
5.5
+
1.2
=
6.7
4
3.3
+
2.3
=
5.6
5
5.1
+
1.7
=
6.8
6
1.7
+
3.4
=
5.1
7
4.5
+
7.8
=
12.3
8
5.6
+
9.2
=
14.8
9
9.4
+
5.5
=
14.9
10
4.4
+
4.9
=
9.3
11
2.3
+
1.4
=
3.7
12
5.4
+
2.6
=
8
13
3.6
+
4.2
=
7.8
14
4.2
+
3.7
=
7.9
15
2.3
+
3.6
=
5.9