a=0.000(2008个0)008,b=0.000(2008个0)00125,a+b= a-b= a×b= a÷b=
问题描述:
a=0.000(2008个0)008,b=0.000(2008个0)00125,a+b= a-b= a×b= a÷b=
答
a×b=0.000(4016个0)01
a+b=0.000(2008个0)00925
a-b=0.000(2008个0)00675
a÷b=6.4