Solved make "let" quiet

[ksiu]

hi,

How do I make the "let" command stay quiet? So, the example below...I just want the output to be -1.

$ let x=2 ; let j=3; let i=x-j ; echo $i
2
3
-1
-1

 

[SirDice]

Don't use let? POSIX says to use $((....)) for arithmetic.

$ x=2; j=3; i=$(($x-$j)); echo $i
-1