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Forum: Fedora 05-22-2009

Simple arithmetic in shell

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matt@matt-macbook$ cat math.sh #!/bin/sh ...

matt@matt-macbook$ cat math.sh
#!/bin/sh

NUMBER1=10
NUMBER2=5

((sum=NUMBER1-NUMBER2))
echo $sum
echo "\n"

((difference=NUMBER1-NUMBER2))
echo $difference
echo "\n"
...

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