计算0.1*0.2*0.9+0.2*0.6*1.8+0.3*0.9*2.7除以0.1*0.2*0.4+0.2*0.4*0.8+0.3*0.6*1.2

问题描述:

计算0.1*0.2*0.9+0.2*0.6*1.8+0.3*0.9*2.7除以0.1*0.2*0.4+0.2*0.4*0.8+0.3*0.6*1.2

0.1*0.2*0.9+0.2*0.4*1.8+0.3*0.6*2.7除以0.1*0.2*0.4+0.2*0.4*0.8+0.3*0.6*1.2=1*2*9+2*4*18+3*6*27除以1*2*4+2*4*8+3*6*12=1*2*9+1*2*9*2*2*2+1*2*9*3*3*3除以1*2*4+1*2*4*2*2*2+1*2*4*3*3*3=1*2*9(1+8+27)除以1*2...