Originally Posted by
Pizza Express
My airline operates in excess of 1500 sectors a day. If each sector operates most of the fuel efficient procedures, Flap 3, OETD & OETA. Taxi without APU and considered use on stand the potential savings are enormous. If you multiply a small number by a big number you get a big number.
What a load of rubbish!
The smallest number is zero; multiply the biggest number (infinity) by this, and you get - zero!
A better rule of thumb might be "if you multiply a small number by a big number, you get a medium-sized number".