4.428/0.9/4.1 8.9*1.1*4.7 12.5*0.4*2.5*8 9.6/0.2/8 4.2*7.8+2.2*4.2 7.69*101的简便计算怎么算?
问题描述:
4.428/0.9/4.1 8.9*1.1*4.7 12.5*0.4*2.5*8 9.6/0.2/8 4.2*7.8+2.2*4.2 7.69*101的简便计算怎么算?
答
等于193.754803