脱式计算.(能简算的要简算)7.02×1.02 1.125÷0.092001×0.54+2001×0.46 0.64×0.25+0.750.78÷26+0.5×0.02 [2.8﹣2.8×(2.8﹣2.8)]÷0.78×[1÷(3.2﹣2.95)] 33.4﹣26.465÷(2.6+4.1)