5.85*1又1/3-2又1/2除以4又1/6+3.25

问题描述:

5.85*1又1/3-2又1/2除以4又1/6+3.25

5.85*1又1/3-2又1/2除以4又1/6+3.25
=5.85*4/3-5/2÷25/6+3.25
=1.95*4-(5/2)*(6/25)+3.25
=7.8-0.6+3.25
=7.2+3.25
=10.45