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Try:

grep -vwf 37ips.txt wholelist.txt > newfile.txt

Hi
You can use it in this way then;

DUMP_COUNT=`expr $DUMP_COUNT + 0`

In fact, you have many other way to get the same: different ways of arithmetic operations...

If you are trying to compare numbers, use the numeric comparison operator:

80 if [ "${NUM1}" -ne "${NUM2}" ]


Or:

80 if (( NUM1 != NUM2 ))

Remove the spaces around the "+" sign:
let NUM1=$NUM1b+`grep "Table dropped" ${TMPFILE1} |wc -l`

or use the POSIX way to add the values:
NUM1=$((NUM1b + `grep "Table dropped" ${TMPFILE1} |wc...