括号205乘以24减120除以25乘以4？

Question

（205×24−120）÷25×4简便方法

Answer 1

Answer 2

简便方法如下：

Answer 3

（200x24+5x24 -120）÷（100/4）x4
=4800x（4/100）x4
=768

Answer 4

（205×24-120）÷25×4
=【24（200+5）-120】÷25×4
=【4800+120-120】×4/25
=4800×4/25
=960×4/5
=192×4
=768

Answer 5

（205*24-120）/25*4
=（4920-120）/25*4
=4800/25*4
=192*4
=768