GUIDE
Bill splitting guide
Practical and thoughtful guides for splitting bills fairly.
Practical guides
Practical guides
The complete guide to bill-splitting mathExplains how to calculate a split, in order, from even splits through the remainder to settling fronted costs.Approx. 6 min readWhat is a weighted split? How to do it without awkwardnessExplains what a weighted split means and how to set one up, with a real ¥10,000-for-four example.Approx. 6 min readSplit and collect at a party, smoothlyExplains how to finish collecting fast, from prep before the check to messaging the group chat.Approx. 5 min readSettle trip and retreat costs cleanlyExplains how to record multiple fronted costs and sort out everything from shares to transfers.Approx. 5 min readThe remainder when splitting — what do you do?Explains who carries the remainder when splitting, the rounding unit, and how to decide by situation.Approx. 4 min readSplitting at welcome and farewell partiesExplains a guest-of-honor-free split, the organizer's collection, and message templates for welcome and farewell parties.Approx. 5 min readThe large-group split for year-end and new-year partiesExplains splitting and collecting for year-end and new-year parties of 10–30, with roster, live split, settlement, and templates.Approx. 5 min readFixed dues and splitting at a wedding after-partyExplains fixed dues vs. splitting, setting dues and the remainder, and a lighter share for reception or organizer staff.Approx. 5 min readSplitting for BBQs and campingExplains recording fronted supply runs and giving a lighter share to whoever drove or prepped.Approx. 5 min readSplitting a bill when families bring childrenA practical guide to making small children free, giving older children a simple fixed amount, and treating each family as a clear unit without counting every bite.Approx. 5 min readSplitting a bill when students and working friends meetA fair, flat way to give students a lighter share while people who are comfortable paying more opt in—using real amounts instead of status or rank.Approx. 5 min read