简便运算:20.7-6.32-0.68 9.25*0.8+9.25*0.2 0.89*100.1 24*(3/8+5/6) 24/13-(1/5+11/13)-4/5

问题描述:

简便运算:20.7-6.32-0.68 9.25*0.8+9.25*0.2 0.89*100.1 24*(3/8+5/6) 24/13-(1/5+11/13)-4/5
1.7*3.5-3.5*1.56*1/4+14/423.19+2.4+2.91+14.67.32*4.8+0.52*73.27/9/11/5+5/11*2/925/17-1/3*9/8-5/83/4*3/8+(1-5/8)*1/416/17+16/17*16

20.7-6.32-0.68=20.7-(6.32+0.68)=20.7-7=13.79.25*0.8+9.25*0.2=9.25*(0.8+0.2)=9.25*1=9.250.89*100.1=0.89*(100+0.1)=0.89*100+0.89*0.1=89+0.089=89.08924*(3/8+5/6)=24*3/8+24*5/6=9+20=2924/13-(1/5+11/13)-4/...