Question

直接写得数． 3 4 ÷3=	5 8 ÷15=	1 2 + 1 3 =	1 3 × 1 2 =	1 7 ÷ 5 21 =	12÷ 4 5 =
10× 3 5 =	4- 1 3 =	3 18 ÷6=	3÷ 2 3 =	0÷ 5 9 =	3 8 + 1 4 =

Answer 1

考点：分数除法

专题：运算顺序及法则

分析：根据分数除法、分数乘法、分数加法、分数减法的计算方法进行解答即可．

解答：

解： 3 4 ÷3= 1 4	5 8 ÷15= 1 24	1 2 + 1 3 = 5 6	1 3 × 1 2 = 1 6	1 7 ÷ 5 21 = 3 5	12÷ 4 5 =15
10× 3 5 =6	4- 1 3 = 11 3	3 18 ÷6= 1 36	3÷ 2 3 = 9 2	0÷ 5 9 =0	3 8 + 1 4 = 5 8

点评：明确分数除法、分数乘法、分数加法、分数减法的计算方法是解答此题的关键．