Typical restaurant main (~1,030)
Typical fast-food main (~750)
Use my own numbers
Your day, in kcal (estimate)
Main meal, kcal on the menu
Starter, drink, dessert, sides
If the menu may be off
Take the number as printed
Add a 10% cushion
Add a 20% cushion
800
kcal
This meal
Left for the rest of the day
Share of day = (main + extras) × (1 + cushion) ÷ your day's kcal. An estimate only: your own needs can differ from the 2,000 default by 10% or more.