Originally Posted by
Luray
I am not an airbus pilot so can't verify latest report on that incident. Rumor is that they misunderstood fcom. FCOM states that you need 180% of extra fuel ,but they just multiplied it by 1.8
Silly mistake but incredible luck.
Whenever a penalty is greater than 100% (e.g., 180%), the clearest information for someone under pressure is to show the multiplier (e.g., 2.8x).