960÷[(204-189)x16]
=960÷[15x16]
=960÷15÷16
=(960÷16)÷15
=60÷15
=4
计算:
=(960/16)/(204-189)
=60/15
=4
960÷[(204-189)x16]怎样简便计算
=960÷(15x16)
=960÷16÷15
=60÷15
=4
960/[(204-189)*16]
=960/{[(200+4)-(200-11)]*16}
=960/[(200+4-200+11)*16]
=960/(15*16)
=(16*60)/(15*16)
=60/15=4