五年级数学上册简便计算题

请用简便方法计算下列各题

0.25×0.280.125×3.2×2.535×40.2 0.25×4÷0.25×43.5×9.93.5×99+3.5

3.5×101-3.53.5×9.9+3.5×0.13.5×2.7+35×0.73 3.5×2.7-3.5×0.7(32+5.6)÷0.83.5÷0.6-0.5÷0.6 4.9÷3.57÷0.25÷47÷0.125÷8

7.35÷(7.35×0.25)7.35÷(7.35÷0.25)7.325-(5.325+1.7) 3.29+0.73+2.273.29-0.73-2.277.5+2.5-7.5+2.5 7.325-3.29-3.3257.325-(5.325+1.7)7.325-(5.325-1.7) 3.29+0.73-2.29+2.273.29×0.25×40.125×8.8

63.4÷2.5÷0.4????????4.9÷1.4?????3.9÷（1.3×5）? （7.7+1.)÷0.7?????????2.5×2.4?????????2.7÷45? 0.35×1.25×2×0.8????32.4×0.9＋0.1×32.4????15÷0.25 28.6×101－28.6???????0.86×15.7－0.86×14.7???????2.4×102 14－7.32－2.68??2.＋8.67＋7.36＋11.33?????????2.31×1.2×0.5 （2.5－0.25）×0.4??????9.16×1.5－0.5×9.16?????3.6－3.6×0.5 7.6×0.8+0.2×7.6???????0.85×199?????????????0.25×8.5×4? 0.25×360.125×3.2×2.535×40.2