Trip bailout cash reserve calculator

Calculate scenario remaining cash plus supplied reserve and reserve component by scenario with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Choose the currency for these amounts. Changing it keeps your numbers and does not convert exchange rates.

Use scenario remaining cash plus supplied reserve and reserve component by scenario to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Cash scenarios: name, transport $, lodging $, food $, other $, sharing people, applicable prepaid $
Day,90,0,30,0,3,0 Hotel,120,180,60,0,3,60
Supplied reserve added to remaining scenario cash (%)
10
Scenario remaining cash plus supplied reserve ($)
Day: 132.00; Hotel: 330.00
Reserve component by scenario ($)
Day: 12.00; Hotel: 30.00
Reconciled per-person shares by scenario ($)
Day: 44.00|44.00|44.00; Hotel: 110.00|110.00|110.00
Largest supplied group cash scenario ($)
$330.00

Try another scenario

Cash scenarios: name, transport $, lodging $, food $, other $, sharing people, applicable prepaid $
Day,90,0,30,0,3,0 Hotel,120,180,60,0,3,60
Supplied reserve added to remaining scenario cash (%)
0
Scenario remaining cash plus supplied reserve ($)
Day: 120.00; Hotel: 300.00
Reserve component by scenario ($)
Day: 0.00; Hotel: 0.00
Reconciled per-person shares by scenario ($)
Day: 40.00|40.00|40.00; Hotel: 100.00|100.00|100.00
Largest supplied group cash scenario ($)
$300.00
Calculation method

Calculation method

Scenario remaining cash plus supplied reserve ($)

max(0,transport+lodging+food+other−applicable prepaid)+rounded supplied reserve percentage.

Reserve component by scenario ($)

Apply supplied percentage to remaining cash, rounding to US cents.

Reconciled per-person shares by scenario ($)

Split total US cents equally, first input-index people receiving any remainder US cents; shares sum exactly to group cash.

Largest supplied group cash scenario ($)

Maximum supplied scenario total; scenarios are alternatives, not summed together.

Symbols and units
a
Cash scenarios: name, transport $, lodging $, food $, other $, sharing people, applicable prepaid $
b
Supplied reserve added to remaining scenario cash (%)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • A supplied alternative-scenario cash budget, not a recommendation for adequate emergency reserves, travel insurance or actual transport availability. Only prepaid amounts applicable to that exact scenario should be subtracted.
Are these inputs private?

These calculations run in your browser. A shared link contains the values you choose to share. Only questions submitted to the separate AI finder are sent to OpenAI.

Further reading

OpenStax: ratios and rates; all itinerary rates, limits and scenario rules are supplied inputs ↗

Background reading; this does not imply endorsement or independent review of SumFizz.

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