问题 解答题
直接写得数
(1)1-45%=
4
5
=
3
5
+
2
5
=
(2)
16
17
÷8=
1
7
÷
1
14
=
6
7
÷6=
(3)
2
3
÷
2
3
×
2
3
=
5
6
+
1
6
×
3
4
=
(4)
5
4
×8+8×
1
4
=
5-
3
4
+
1
4
=
答案

(1)1-45%=0.55,
4
5
=5,
3
5
+
2
5
=1;
(2)
16
17
÷8=
2
17
1
7
÷
1
14
=2,
6
7
÷6=
1
7
(3)
2
3
÷
2
3
×
2
3
=
2
3
5
6
+
1
6
×
3
4
=
23
24
(4)
5
4
×8+8×
1
4
=12,
(6)5-
3
4
+
1
4
=4
1
2

填空题
多项选择题