To solve this problem, we need to follow the order of operations (PEMDAS).
12: 6 × 1000 = 60006000 + 455 = 645566 × 32 = 21126455 - 2112 = 43434343 + 55 = 43984398 + 66 = 44644464 + 77 = 45414541 + 88 = 4629
Therefore, 12: 6 × 1000 + 455 - 66 × 32 + 55 + 66 + 77 + 88 = 4629.
To solve this problem, we need to follow the order of operations (PEMDAS).
12: 6 × 1000 = 6000
6000 + 455 = 6455
66 × 32 = 2112
6455 - 2112 = 4343
4343 + 55 = 4398
4398 + 66 = 4464
4464 + 77 = 4541
4541 + 88 = 4629
Therefore, 12: 6 × 1000 + 455 - 66 × 32 + 55 + 66 + 77 + 88 = 4629.