48乘25=12x4x25=12x100=1200
48*25=12*4*25=12*100=1200
48X25=12X4X25=12X(4X25)=12X100=1200.
48*25=12*4*25=12*(4*25)=12*100=1200
48*25=6*8*25=6*200=1200
48*0.69+3.1*4.8 =48*0.69+0.31*48 =48*0.69+0.31 =48*1 =48
25*48=25*4*12 =(25*4)*12 =100*12 =1200
48X20+48X5
48x25=12x4x25=12x100=1200
48*25=12*(4*25)=12*100=1200