(10.8-5/6 乘0.6)+10.5除以0。35
4/15乘62/11+4/15乘69/11-2乘4/15
1、(108/10-5/6)6/10+1050/35
=(54/5-5/6)3/5+30
=162/25-1/2+30
=35.98
2、4/15(62/11+69/62-2)
=4/15(131/62-134/62)
=2/155
1.40.3
2.26.43