Let's simplify the expression step by step:

Step 1: (27536 - 306) 27 - 700

Calculate the multiplication first:
(9900 - 306) 27 - 700
(9594) 27 - 700

Step 2: 9594 * 27 - 700

Calculate the multiplication:
259038 - 700

Step 3: 259038 - 700

Calculate the subtraction:
258338

Therefore, the final answer to the expression (27536 - 306) 27 - 700 is 258338.