I think its this <span> 14 - 3*57 = 14 - 171 = -157 </span>
The rest of the letters, A, B, C, D, and E all have only 1 line of symmetry. Notice that the A has a vertical line of symmetry, while the B, C, D, and E have a horizontal line of symmetry.
The percentile decrease is 81%. 200 is 81% of 248 :3