问题 解答题
4
5
=
7
8
×6÷
7
8
=
2
5
+6×
3
5
=
1
8
+
1
4
)×16=
5
6
=
3
10
×
4
9
=
24%×5=
答案

(1)4÷

4
5
=5;

(2)

7
8
×6÷
7
8
=6;

(3)6×

2
5
+6×
3
5

=6×(

2
5
+
3
5
),

=6×1,

=6;

(4)(

1
8
+
1
4
)×16

=

1
8
×16+
1
4
×16,

=2+4,

=6;

(5)1÷

5
6
=1
1
5

(6)

3
10
×
4
9
=
2
15

(7)24%×5=1.2.

故答案为:5,6,6,6,1

1
5
2
15
,1.2.

单项选择题
选择题