a=0.00......0.125[1996个0】,b=0.00....08【2000个0】,a+b=?
答案是:a+b=0.00......0125
+0.00......000008(说明:你看懂了吗?加的时候从个位、十分位、百分位....对齐)
=0.00......012508(1996个0)
希望能帮上你,祝你学习进步!
a=0.00......0125[1996个0】,b=0.00....08【2000个0】,
a+b=0.00......012508【小数点后1996个0】
a+b=0.00.....012508(1996个0)