Question

小学计算题

一步计算题,二步计算题,进率化骤,分数百分数各12题, 要包答案.
[小学六年级下学期题目]

(回答得好+满意答案50分.)

Ya,

Answer 1

http://search.cn.yahoo.com/search?p=%E5%85%AD%E5%B9%B4%E7%BA%A7%E4%B8%8B%E5%AD%A6%E6%9C%9F%E6%95%B0%E5%AD%A6&meta=all&ei=UTF-8&source=0F&lp=%E5%B0%8F%E5%AD%A6%E5%85%AD%E5%B9%B4%E7%BA%A7%E4%B8%8B%E5%AD%A6%E6%9C%9F%E9%A2%98%E7%9B%AE