解: (4500÷9+4500÷10)÷125ⅹ8=(500+450)÷125ⅹ8=950/125 ⅹ8=38/5 ⅹ8=304/5=60又4/5
(4500÷9+4500÷10)÷125ⅹ8=(500+450)÷125x8=8x950÷125=8x1000÷125-8x50÷125=8x8-8x2/5=64-16/5=64-3.2=60.8