438.46% is the change from 39 to 210
Calculation steps:
[( 210 - 39 ) ÷ 39] x 100 = 438.46%
Formula
Percentage change = [(210 - 39) / 39] x 100
Subtract the new number by the original number
210 - 39 = 171
171 ÷ 39 = 4.384615384615385
4.384615384615385 x 100 = 438.46%