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Subtracting 11 (from 11 through 24)
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13 - 11 = 
15 - 11 = 
17 - 11 = 
21 - 11 = 
23 - 11 = 
22 - 11 = 
20 - 11 = 
18 - 11 = 
19 - 11 = 

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