PROBLEM: Using echo “20+5” literally produces the text “20+5”. What command you use to get the numeric sum, 25 in this case? Also, what’s the easiest way to do it…
Floating-point arithmetic in UNIX shell script
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PROBLEM: Using echo “20+5” literally produces the text “20+5”. What command you use to get the numeric sum, 25 in this case? Also, what’s the easiest way to do it…