Answer:
P905,000
Step-by-step explanation:
Initial share premium - ordinary = P900,000
Total share premium = P900,000 + (2,000 * P5) - (500 * P10) = P900,000 + P10,000 - P5,000 = P905,000
Therefore, Hahn should report P905,000 as total share premium at December 31, 2012.