sum([.25,.35,.3,.1,0]) gives 0.999999(9) instead of 1. Why?
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Is floating point math broken?
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Floating point arithmetic not producing exact results
157280
How do I sum up specific things in Numbers?
134495
What is wrong with \ifnum#1=0.09\relax?
25400
Why are floating point numbers inaccurate?
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Sum in Mathematica gives extra "+List"
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Sums in math mode: how to display index under the sigma sign?
78556
Why isn't [1,2,3] equal to itself in Javascript?
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Excel not adding decimal numbers correctly
157261
I have simple multiplication confusion, any help would be great
31907
Why does N[1.000 01, 10] return 1.00001, but N[1.000 001, 10] returns only 1.?
61417
List of numbers giving a particular sum
86601
How to sum array of numbers in Ruby?
81502
Getting different output from seemingly identical calculations
21903
What is the difference between [0-9]+ and [0-9]++?
101840
Why is division in Ruby returning an integer instead of decimal value?
95350
Why does 1 // 0.1 == 9.0?