소수점 1자리 덧셈
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소숫점: 1자리 덧셈14
1
1.4
+
3.5
=
4.9
2
6.7
+
4.5
=
11.2
3
8.4
+
7.5
=
15.9
4
5.6
+
6.3
=
11.9
5
8.8
+
5.6
=
14.4
6
2.2
+
3.2
=
5.4
7
3.9
+
6.3
=
10.2
8
1.5
+
3.6
=
5.1
9
6.1
+
8.7
=
14.8
10
4.5
+
8.1
=
12.6
11
8.2
+
5.6
=
13.8
12
8.1
+
2.5
=
10.6
13
4.4
+
8.3
=
12.7
14
1.6
+
3.9
=
5.5
15
2.8
+
6.6
=
9.4