76.45% is the change from 310 to 547
Calculation steps:
[( 547 - 310 ) ÷ 310] x 100 = 76.45%
Formula
Percentage change = [(547 - 310) / 310] x 100
Subtract the new number by the original number
547 - 310 = 237
237 ÷ 310 = 0.7645161290322581
0.7645161290322581 x 100 = 76.45%