Shell Scripting Tutorial-25: Math On Real Numbers

In this tutorial you'll learn to perform arithmetic operations on real numbers using 'bc'

[kannu]

the best way to do
a=5
b=5
c=5
d=5
echo “$(($a * ( $b + $c ) /d )) ”

[srikanthgandhi]

Without reverse quotes it works. Below is the code which is running correctly without any error

a=3.5 b=1.1
c= echo $b + $a | bc
echo $c

[LastHumansGarage]

just an fy, i did not need the reverse quotes on my ubuntu terminal, it worked without them. (i didnt store the output in any variables)

[sinistergeek]

this video is outdated please update your content!!

[deepakkota]

Why did 10.5/3.5 give 3 instead of 3.0 though both are floating numbers??

[souravprakash]

i am using centos7 this command is not running it's show the error : bc command not found. what i do now

[kannu]

i got the output but in the side it displays command not found?y