64.97% is the change from 334 to 551
Calculation steps:
[( 551 - 334 ) ÷ 334] x 100 = 64.97%
Formula
Percentage change = [(551 - 334) / 334] x 100
Subtract the new number by the original number
551 - 334 = 217
217 ÷ 334 = 0.6497005988023952
0.6497005988023952 x 100 = 64.97%