333
Line 1: (9 + 9 + 3) = 21
Line 2: (10 + 10 + 10) = 30
Line 3: (15 + 15 - 15) = 15
*(PEMDAS, multiplication before addition)
Answer: 9 + 9 x 36 = 333
Answer: 9 + (1+2+2+4) x (3 x (4 x 3)) = 333
Clock = 9 (read the hands)
Calculater = 9 (read the digits and add them)
Bulbs = 36 (4 light beams vs. 5 light beams)