數學(fast, easy)

你好 ~~~

1) 14.9/3.8

= 3.921052631578947.....

= 4

2) 22.4/5.1

= 4.392156862745098 .....

= 4

3) 29/6.72

= 4.31547619047619 .....

= 4

4) 32.85/8.9

= 3.691011235955056

= 4

(四捨五入)

Hope it can help you ~~~







2011-09-24 17:30:43 補充：
你計出來的答案是取小數點後兩個位,都是對的 ~~~

2011-09-24 18:32:40 補充：
沒有步驟的,就是這樣除就行了 ~~~

1. 3.921052631578947
2. 4.392156862745098
3. 4.31547619047619
4. 3.691011235955056