潮汕牛铃的制作方法:one question

来源：百度文库 编辑：中科新闻网 时间：2024/05/10 07:45:40
1/1*4 + 1/4*7 + 1/7*10 + 1/10*13. 此为一道小学五年级简算题，我想叔叔阿姨们、哥哥姐姐们应该会做吧？“*”为乘号。如果满意可增加悬赏分数。 此题急用！！！
请列出过程和结果!

634543

4/13

one question the last one question English question ? only one one more English question He asked___(second)question before Icould answer___(first)one question question Question question Question