发布网友 发布时间:2024-10-24 11:34
共2个回答
热心网友 时间:2024-10-27 22:22
19999+9999*9999
=10000+9999+9999*9999
=10000+9999*(1+9999)
=10000+9999*10000
=10000+99990000
=100000000
热心网友 时间:2024-10-27 22:28
19999+9999×9999
=10000+9999+9999×9999
=10000+9999×(1+9999)
=10000+9999×10000
=10000×(1+9999)
=10000×10000
=100000000