[(35/6-49/12+63/20-77/30+91/42-105/56)-11/8]/1/2
问题描述:
[(35/6-49/12+63/20-77/30+91/42-105/56)-11/8]/1/2
答
5568942
[(35/6-49/12+63/20-77/30+91/42-105/56)-11/8]/1/2
5568942