Cost of Saving

Worked examples / Bets

Slot machine

An hour at about 600 spins of $1. The machine returns about 92 cents of each dollar.

Not worth it on average

Expect to lose $48 of the $600.

You pay$600600 x $1
You get back$552on average
Put in your own numbers

This is a worked example with illustrative figures, not data about any real person or company. Change any of them in the calculator and the answer changes with them.

How this answer was worked out

You pay600 x $1 = $600
Average back per go1 in 10 of $9.20 = $0.92
Average back in all$552
Back per $1 paid$0.92
Expected loss$48

Every formula is written out on the formulas page.

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