200% is the change from 178 to 534
Calculation steps:
[( 534 - 178 ) ÷ 178] x 100 = 200%
Formula
Percentage change = [(534 - 178) / 178] x 100
Subtract the new number by the original number
534 - 178 = 356
356 ÷ 178 = 2
2 x 100 = 200%
Example