直接写出得数: 13/7−(2/3+3/7)= 3/5÷60%= 1/2+1/3−1/2+1/3= 6/5÷5/6= (5/6−1/5)×30= 8.2+0.54+0.46=

问题描述:

直接写出得数:
1
3
7
−(
2
3
+
3
7
)
=
3
5
÷60%
=
1
2
+
1
3
1
2
+
1
3
=
6
5
÷
5
6
=
(
5
6
1
5
)×30
=
8.2+0.54+0.46=

(1)1
3
7
−(
2
3
+
3
7
)
=
1
3
(2)
3
5
÷60%
=1,
(3)
1
2
+
1
3
1
2
+
1
3
=
2
3
(4)
6
5
÷
5
6
=
36
25
(5)(
5
6
1
5
)×30
=19,
(6)8.2+0.54+0.46=9.2.