소수점 1자리 덧셈
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소숫점: 1자리 덧셈40
1
4.4
+
3.6
=
8
2
5.2
+
8.7
=
13.9
3
4.8
+
5.7
=
10.5
4
7.2
+
9.6
=
16.8
5
2.6
+
1.6
=
4.2
6
9.7
+
5.9
=
15.6
7
8.1
+
1.8
=
9.9
8
1.2
+
4.5
=
5.7
9
5.2
+
1.8
=
7
10
1.2
+
5.1
=
6.3
11
2.3
+
6.8
=
9.1
12
3.3
+
2.1
=
5.4
13
5.6
+
6.1
=
11.7
14
7.2
+
1.6
=
8.8
15
4.3
+
6.7
=
11