(48*250-2000)+5984:(32-15*2)=(12000-2000)+5984:(32-30)=10000+5984:2=10000+2992=12992

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1616*125+101244*(144-2*72):(374-122)=202000+101244(144-144):(374-122)=202000+101244*0:(374-122)=202000