212.54% is the change from 311 to 972
Calculation steps:
[( 972 - 311 ) ÷ 311] x 100 = 212.54%
Formula
Percentage change = [(972 - 311) / 311] x 100
Subtract the new number by the original number
972 - 311 = 661
661 ÷ 311 = 2.12540192926045
2.12540192926045 x 100 = 212.54%