= (2704 + 484/2 - 1144) 1/1936 - 36
= (2704 + 242 - 1144) 1/1936 - 36
= (2802 - 1144) 1/1936 - 36
= 1658 1/1936 - 36
= 0.8558 - 36
= -35.1442

Therefore, (52^2 + 22^2/2 - 5222) 1/44^2 - 6^2 = -35.1442.