소수점 1자리 덧셈
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소숫점: 1자리 덧셈21
1
2.1
+
1.2
=
3.3
2
5.3
+
3.2
=
8.5
3
9.3
+
4.4
=
13.7
4
5.3
+
4.6
=
9.9
5
3.9
+
5.4
=
9.3
6
4.9
+
1.2
=
6.1
7
8.8
+
2.6
=
11.4
8
2.6
+
2.5
=
5.1
9
5.6
+
5.5
=
11.1
10
3.7
+
3.6
=
7.3
11
3.3
+
3.3
=
6.6
12
5.7
+
7.3
=
13
13
2.6
+
4.6
=
7.2
14
8.3
+
1.2
=
9.5
15
5.7
+
1.2
=
6.9