- $5 +10 CHF = $10 if rate is 2:1
- $5 + $5 = $10
- return Money from $5 + $5
- Bank.Reduce (Money)
- Reduce Money with conversion
- Reduce (Bank, String)
- Sum.Plus()
- Expression.Times
- Money rounding
- hashcode
- equal null
- equal object
Done
- $5 * 2 = $10
- Make amount private
- Remove Dollar side effects
- equals
- 5 CHF * 2 = 10 CHF
- dollar/franc duplication
- common times
- common times
- compare francs with dollars
- currency?
- Delete TestFrancMultiplication?