优质解答
12.3×4×0.25 12.96-(9.6-1.52)1.2÷0.25+1.3×4 (4.8+6.4)÷8 40.5÷0.81×1.05 34.5×0.03+34.5×0.97(203.4+72.2)÷(1.3×0.2) 8×4.3×12.5 97.5÷0.39-136...
12.3×4×0.25 12.96-(9.6-1.52)1.2÷0.25+1.3×4 (4.8+6.4)÷8 40.5÷0.81×1.05 34.5×0.03+34.5×0.97(203.4+72.2)÷(1.3×0.2) 8×4.3×12.5 97.5÷0.39-136...