bc command

echo bc command

num1=10
num2=15

echo $num1+$num2
echo "$num1+$num2"
echo $((num1+num2))

echo bc command int
echo $num1+$num2 | bc
echo $num1-$num2 | bc
echo $num1*$num2 | bc
echo $num1/$num2 | bc


num1=100.5
num2=75

echo bc command arithmetic
echo $num1+$num2 | bc
echo $num1-$num2 | bc
echo $num1*$num2 | bc
echo $num1/$num2 | bc

echo bc command math module

num=27
echo "scale=4;sqrt($num)" | bc
echo "scale=5;3^3" | bc