Hope your fuel calculations are better than that, Rex. You weren't kidding when you said you're not good at maths.
Currently 2 X PPCs + 2 X MH = 18 hours (plus 2 support for MH usually).
New will be 3 x 3 hours twice yearly = 18 hours.
Most upgrade and conversion courses have more sim hours now if you compare the footprints.
1 hour of the brief will make up for the less sim time, as you do briefs, OPT calculations etc in the briefing room.