8.5 0.79-0.35 7.9 简算24小时之内!

8.5 0.79-0.35 7.9 简算24小时之内! 8.5乘0.79减0.35乘7.9简便运算 7.9*0.64+0.79*3.6简算 0.79乘2.5加7.9乘0.75简算. 7.9×0.64+0.79×3. 简便计算7.9×2.1+7.9×7.8+0.79 0.79×0.46+7.9×0.24+11.4×0.079 5.8*7.9+42*0.79怎么简算? 7.9*81+0.79*1.9 简便方法计算 0.35*99+35%简算 0.35*1.25*0.8简算 0.35*1.25*0.简算 8.5*0.1简算 2.02×8.5简算 简算9.66÷2.3×0.35 25.3*12-33.46/0.35简算 0.79 ×0.46+7.9 ×0.24+11.4×0.079 怎样算简便 0.79*0.46+7.9*0.24+11.4*0.079怎样简算