薄荷果子
幼苗
共回答了15个问题采纳率:100% 举报
(1)
18
35 ÷0.6×
2
3
=
18
35 ×
5
3 ×
2
3
=
4
7 ;
(2)
5
17 ÷9+
1
9 ×
12
17
=
5
17 ×
1
9 +
1
9 ×
12
17
=
1
9 ×(
5
17 +
12
17 )
=
1
9 ;
(3)2-
6
13 ÷
9
26 -
2
3
=2-
4
3 -
2
3
=2-(
4
3 +
2
3 )
=2-2
=0;
(4)(15-14×
4
7 )×
8
21
=(15-8)×
8
21
=7×
8
21
=
8
3 ;
(5)87×
3
86
=(86+1)×
3
86
=86×
3
86 +
3
86
=3
3
86 ;
(6)
4
5 ÷[(
1
3 +
2
5 )×
4
11 ]
=
4
5 ÷[
11
15 ×
4
11 ]
=
4
5 ÷
4
15
=3.
1年前
2