0.8×6.4×1.25
201×0.45-0.45
57.9-57.9×0.3
1.32÷2.5÷0.8
1.3×0.25+2.7×0.25
3.5÷0.6×5.4÷0.7
①9.74÷2.5÷0.4
②56.7÷0.5×0.4
③84.6-4.2÷0.25
④9.36÷(1.37-0.89)
⑤40.5÷0.5+10.75
⑥45.6÷6÷0.5
① []
②4.6+7.68﹣1+2.32
③1.25×2.5×0.4×8
④9.5×20%+