怎样算简便就怎样算．
12.7×99+12.7 25×32×0.125（7.6×15+2.4×5）÷126 16.8﹣2.25﹣4.63．
用简便方法计算．
25×（100+4）
×20﹣
×3﹣2008×
．
怎样算简便就怎样算．
3280÷16+60018.75﹣6.2﹣3.8 3.75+4.5÷0.18×0.2525×1.25×32．
脱式计算（能简算的要简算）．
①0.125×0.25×8×4 ②6.6×12+8×6.6
③
×
+÷
④8.05﹣0.75﹣
．
脱式计算，能简算的要简算．
7.32﹣（3.8+1.32）95.6×18﹣
×8（1﹣
×
）÷
1.5÷〔1.2﹣（0.4+0.5）〕 0.125×2+6.6÷8﹣12.5%6.7×0.25+9.3÷4．