a=0.000 04(1997个0),b=0.000 025(1997个0),求a÷b=?
a=0.000 04(1997个0),b=0.000 025(1997个0),求a÷b=?
已知a=0.000...025是100个0,b=0.000...04也是100个0,求a×b
a=0.00.0125(1996个0), b=0.00.08(1996个0),求a×b,a÷b,a+b
若a=0.00...025里面有2002个0,b=0.00...04里面有2003个0,求:a+b=().a一b=( )
a=0.00.0125(1984个0),b=0.00.08(1988个0)试求:a+b,a-b,a*b,a/b
已知a=0.0...025,25个0 b=0.0...04 25个0 求:(1)a*b (2)a/b
如果A=0.000(20个0)……0125,B=0.000(21个0)……08,求A+B、A-B、A×B、A÷B
6、A=0.000……035,B=0.000……02,求A+B,A×B,100个0 99个0
a=0.000..03[2014个零】,b=0.000...15[2014个零】,求a+b,a/b
已知a=0.00...(2000个0)0125,b=0.00...(2004个0)08,求:a+b,b-a.
用简便方法计算已知a=0.000...(100个零)025,b=0.000...(100个零)04,求a*b?
a=0.00.025(1997个零) b=0.00.08(2000个零) a÷b=