소수점 1자리 덧셈
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소숫점: 1자리 덧셈40
1
4.5
+
1.1
=
5.6
2
1.2
+
8.6
=
9.8
3
2.5
+
3.7
=
6.2
4
3.7
+
1.5
=
5.2
5
5.6
+
5.3
=
10.9
6
2.2
+
6.3
=
8.5
7
5.1
+
1.1
=
6.2
8
8.2
+
4.6
=
12.8
9
9.3
+
6.1
=
15.4
10
3.7
+
6.4
=
10.1
11
4.6
+
5.1
=
9.7
12
2.6
+
1.7
=
4.3
13
5.5
+
5.5
=
11
14
9.3
+
2.7
=
12
15
2.7
+
1.7
=
4.4