Question

直接寫得數(shù)． 1 2 ÷3=	10÷ 5 7 =	7 12 ÷ 7 4 =	7 6 × 7 15 =
3 2 ÷ 3 4 =	1 6 × 3 4 =	4× 3 16 =	1- 4 5 =

Answer 1

分析：根據(jù)分?jǐn)?shù)四則運(yùn)算的計(jì)算法則，直接進(jìn)行計(jì)算即可．

解答：解：

1

2

÷3=

1

6

；  10÷

5

7

=14；    

7

12

÷

7

4

=

1

3

；   

7

6

×

7

15

=

49

90

；

3

2

÷

3

4

=2； 

1

6

×

3

4

=

1

8

；     4×

3

16

=

3

4

；     1-

4

5

=

1

5

．

點(diǎn)評：此題主要考查分?jǐn)?shù)加法、減法、乘法、除法的計(jì)算，根據(jù)它們的計(jì)算法則直接進(jìn)行計(jì)算即可．