764
374+391+390=1155
374 + 567 = 941
374 + 445 = 819
390 + 233 = 623
200 + 640 + 390 = 1270
374 plus half of 69 = 408.5.
100 + 390 = 490.
in the first book (the hunger games) there is 374 in the second book (catching fire) there is 391 and in the last one (mocking jay) there is 390
390 + 490 = 880
333 + 110 = 390 + 53
665.
390