168.78% is the change from 221 to 594
Calculation steps:
[( 594 - 221 ) ÷ 221] x 100 = 168.78%
Formula
Percentage change = [(594 - 221) / 221] x 100
Subtract the new number by the original number
594 - 221 = 373
373 ÷ 221 = 1.6877828054298643
1.6877828054298643 x 100 = 168.78%