/usr/bin/numaverage
/usr/bin/numbound
/usr/bin/numgrep
/usr/bin/numinterval
/usr/bin/numnormalize
/usr/bin/numprocess
/usr/bin/numrandom
/usr/bin/numrange
/usr/bin/numround
/usr/bin/numsum
You may install this package on Debian with
apt-get
install num-utils