maths
2007-08-02 3:44 am
487162784.2397534+7592345796x56575754.4647657789675-65543442567÷2513543562.465743565
回答 (4)
2007-08-02 3:53 am
✔ 最佳答案
487162784.2397534+7592345796x56575754.4647657789675-65543442567÷2513543562.465743565 = 429542692053255450.23220559761742
採用先乘除後加減
2007-08-05 9:06 pm
487162784.2397534+7592345796x56575754.4647657789675-65543442567÷2513543562.465743565
= 429542692053255450.23220559761742
採用先乘除後加減
發問者評價:
THX
= 429542692053255450.23220559761742
採用先乘除後加減
發問者評價:
THX
2007-08-02 4:25 am
每數取至第1個有效數字,
487162784.2397534=500000000
7592345796=8000000000
56575754.4647657789675=60000000
65543442567=70000000000
2513543562.465743565= 3000000000
500000000+8000000000x60000000-70000000000÷3000000000
=500000000+480000000000000000-23
=480000000499999977
487162784.2397534=500000000
7592345796=8000000000
56575754.4647657789675=60000000
65543442567=70000000000
2513543562.465743565= 3000000000
500000000+8000000000x60000000-70000000000÷3000000000
=500000000+480000000000000000-23
=480000000499999977
參考: 自已
收錄日期: 2021-04-11 16:19:05
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070801000051KK05152