把下面没有约成最简分数的约成最简分数.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
|
(3) |
(4) |
填空.
|
(1) |
(2) |
|
(3) |
(4) |
|
(5) |
(6) |
(
填写分数时,先写分子,后写分母)|
7 厘米= |
71 分= |
把小数化成分数.
(填写分数时,先写分子,后写分母)|
(1)0.7= |
(2)1.1= |
(3)0.71= |
|
(4)0.09= |
(5)1.8= |
(6)0.609= |
把下面各分数改写成除法算式.
|
(1) |
(2) |
|
(3) |
(4) |