I have 2578 in cell A1 and 2557.9 in cell B1.
In cell C1 I have =A1-B1
The answer I get is 20.1. But if I take the decimal place to 20 by changing the number format I get 20.09999999999990000000
Why is the answer not 20.10000000000000000000 ?????
Thanks in advance.