소수점 1자리 덧셈
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소숫점: 1자리 덧셈45
1
4.5
+
2.9
=
7.4
2
7.4
+
1.2
=
8.6
3
2.3
+
2.7
=
5
4
4.9
+
1.1
=
6
5
7.7
+
2.8
=
10.5
6
6.1
+
5.6
=
11.7
7
4.6
+
4.4
=
9
8
5.6
+
3.1
=
8.7
9
4.2
+
1.4
=
5.6
10
8.1
+
4.3
=
12.4
11
3.3
+
6.4
=
9.7
12
5.7
+
2.2
=
7.9
13
2.7
+
4.4
=
7.1
14
6.3
+
6.6
=
12.9
15
5.6
+
1.7
=
7.3