134.72% is the change from 216 to 507
Calculation steps:
[( 507 - 216 ) ÷ 216] x 100 = 134.72%
Formula
Percentage change = [(507 - 216) / 216] x 100
Subtract the new number by the original number
507 - 216 = 291
291 ÷ 216 = 1.3472222222222223
1.3472222222222223 x 100 = 134.72%