a=0.00.0125(1996个0), b=0.00.08(1996个0),求a×b,a÷b,a+b

问题描述:

a=0.00.0125(1996个0), b=0.00.08(1996个0),求a×b,a÷b,a+b

a×b=0.00.01(3991个0)
a÷b=0.125/0.8=5/32
a+b=0.00.0925(1996个0)