Question

直接寫出答案 4 9 ×3=	5÷ 1 3 =	1 2 ÷ 1 3 =	2 7 × 3 9 ÷ 2 7 =
1 3 ×2=	0.625×0.4=	3 8 ÷ 3 4 =	2 7 ×（ 1 4 + 1 3 ）=

Answer 1

分析：根據分數(shù)的運算法則和小數(shù)的運算法則進行計算即可得到答案．

解答：解：

4

9

×3=1

1

3

       5÷

1

3

=15                    

1

2

÷

1

3

=1

1

2

        

2

7

×

3

9

÷

2

7

=

1

3

1

3

×2=

2

3

            0.625×0.4=0.25             

3

8

÷

3

4

=

1

2

        

2

7

×（

1

4

+

1

3

）=

1

6

點評：此題主要考查的是小數(shù)運算法則和分數(shù)的運算法則．