问题 口算题 直接写出得数。0.6×2=0.04×10=0.6×100=0.5×0.2=0.3×0.3=0.6×0.5=0.4×0.07=0.01×0.1= 答案 1.2；0.4；60；0.1；0.09；0.3；0.028；0.001
