What do i call fun?

I find puzzles fun so here's one:
kc+ab::o+g::o+t::tcar+tbus::f6d::6f752e::4050726f::61796c2e::f6d::e257f6::b0d4e490::83be4df::d5d8da9b::15a3::4::e257f6::d6f::subt+ract::t+o::g+o::ba+ck::

Here's another:
.223894681489317876413184799178625390625.4685482441438210022607574462890625.7275847955694611708271120924508605432300284867250318007462856906004478636326292460815193405384925057507453253618569802747875781948736327687519397716313497861515106113063785882449559660145753529317131277839973976898446986436192506858247643285633072077734779090361441.4685482441438210022607574462890625.223894681489317876413184799178625390625.176051126212357732133210476676373601.22413788191095299853372310448175636736.176051126212357732133210476676373601.
...
10dd06af850cda4d8006cd6a7b16a5929113641eb03369d4de21ca1975ac12193dcd90e0330b32c0c0224ef98adbb63c1dea1893caba1fb0c8d624207ca419e14c9304161681361d18bd610a2d948f22a69cd8ade4f91f763bdec1b0256871d57089e0a8704b34c8a785fa9b89c0e100

Now that you have two of my emails, hit me up sometime. ;)