20472(38+405÷27)怎么巧算?

20472(38+405÷27)怎么巧算?
2025-06-26 21:05:04
推荐回答(1个)
回答1:

20472+(38+405÷27)
=20472+(38+15)
=20472+38+15
=20510+15
=20525