×
1 - 0.9 - 0.1 =
0
Dec 25, 2015 · This is a common problem with floating point precision. Usually people round when floats are displayed so the precision limitation is not shown.
Yes, 0.999… is actually equal to 1. The technical reasons will have to wait for calculus, but for now, here are some explanations based on algebra.
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Dec 4, 2013 · 0.9 represents the fraction 9/10, 0.25 the fraction 25/100 = 1/4. We can use terminating decimals to build up non-terminating decimals.
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The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least ...
If 0.999... and 1 are the same number, then their difference will be zero. 1 nine:1 − 0.9 = 0.1. 2 nines:1 − 0.99 = 0.01.