소수점 1자리 덧셈
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소숫점: 1자리 덧셈17
1
1.7
+
3.1
=
4.8
2
6.1
+
1.3
=
7.4
3
3.1
+
9.8
=
12.9
4
4.1
+
5.7
=
9.8
5
9.9
+
7.2
=
17.1
6
9.5
+
4.6
=
14.1
7
5.6
+
4.1
=
9.7
8
9.7
+
5.5
=
15.2
9
1.2
+
5.3
=
6.5
10
2.9
+
1.1
=
4
11
1.9
+
2.4
=
4.3
12
9.5
+
3.4
=
12.9
13
1.1
+
3.3
=
4.4
14
1.3
+
4.4
=
5.7
15
6.9
+
3.9
=
10.8