1.< > < 2. 3/5 3 7/10 3. 20 50 4. 5/7 7 5. 1/10 1/10 7/10 7 6.3 9 7. (1)4 (2)14/18 8.12×5/6=10(个) 9.木棍1长些三年级数学下册同步练习答案第七单元 认识几分之几(2) http://m.ksjqmj.com/sannianjidaan/2788.html 推荐访问