0.98÷100=0.0098cm每张纸0.0098cm10000÷100x0.98=98cm1万张纸厚98厘米
0.98÷100=0.0098cm0.98×(10000÷100)=98cm
0.0098厘米0.98*10000/100=98厘米
1问：0.98/100=0.0098cm2问：0.0098*10000=98cm
