Question

把下面的分數(shù)改寫成小數(shù)．

7 10 = 0.7	39 100 = 0.39	4 100 = 0.04
6 1000 = 0.006	81 1000 = 0.081	794 1000 = 0.794 ．

Answer 1

分析：把分數(shù)化為小數(shù)，用分子除以分母即可．

解答：解：

7

10

=0.7；      

39

100

=0.39；

4

100

=0.04；

6

1000

=0.006；

81

1000

=0.081；

794

1000

=0.794．
故答案為：0.7，0.39，0.04，0.006，0.081，0.794．

點評：掌握分數(shù)化為小數(shù)的方法，即可解決問題．