EXAMPLE $8\mathrm{.}1$

If a push$-$loaded scraper hauls a heaped load measuring $22\mathrm{.}5$ cy and the appropriate swell factor from Table $4\mathrm{.}4$ is $0\mathrm{.}8,$ what is the calculated bank measure volume?

$22\mathrm{.}5cy0\mathrm{.}81\mathrm{.}1=19\mathrm{.}8bcy$

$*$ please explain the $1\mathrm{.}1*$