Answer:
-15.11 <---> -12.48 - (2.99) -5.62
-201.65 <---> -353.92 - (-283.56) - 131.29 = -201.65
74 <--->83 1/5 - 108 2/5 - (-99 1/5)
-17 8/9 <---> -6 4/9 - 3 2/9 - 8 2/9
-19 8/9 <---> (the one that starts with 19)
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