>>>So, to recap...
>>>
>>>1. Find first non-zero digit
>>>2. Look at the next digit
>>> a. If the next digit is >= 5, round first digit up
>>> b. If the next digit is < 5, do nothing to the first digit
>>>3. Drop all digits after the (possibly adjusted) first digit
>>>4. Keep leading zeros and decimal places intact
>>>
>>>That is probably exactly what you already said, but I needed to put it in my own way.
>>>
>>>If the above is true, then are these correct?
>>>
>>>

>>> 4.008 *  2.09 ------> 4  *  2  =  8
>>>38.002 *  0.49 ------> 40 *  .5 =  20
>>>61.203 *  0.42 ------> 60 *  .4 =  24
>>>  .98  *  7.61 ------> 1  *  8  =  8
>>>  .098  * 0.15 ------> .1 *  .2 =  .02
>>>

>>
>>Shouldn't the last number be .2 rather than .02?
>
>Nope. 1 * .2 would be .2, but .1 * .2 is .02, unless you meant something different.

Sorry, I was looking at the wrong thing. I saw the .02 and thought you were rounding .15 to .02. I guess my eyes are starting to cross with age.