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=

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