As a user, I want to be able to subtract two numbers so that I don’t have to do the work manually
UAT
- [] 8
<enter>5<minus>-> [3] - [] -3
<enter>-9<minus>-> [6] - [] 4.2
<enter>2.3<minus>-> [1.9] - [] 3
<minus>-> [-3] - []
<minus>-> [0]
Port of schuchert.wikispaces.com
RPN_Calculator_Subtraction
As a user, I want to be able to subtract two numbers so that I don’t have to do the work manually
<enter> 5 <minus> -> [3]<enter> -9 <minus> -> [6]<enter> 2.3 <minus> -> [1.9]<minus> -> [-3]<minus> -> [0]
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