【5分之269减(5分之32加8分之1)除以百分之12.5】除以3分之1
=【269/5-(32/5 +1/8)除以1/8】*3
=【269/5-(32/5 +1/8)*8】*3
=【269/5-256/5 -1】*3
=8/5 *3
=24/5