72.09% is the change from 215 to 370
Calculation steps:
[( 370 - 215 ) ÷ 215] x 100 = 72.09%
Formula
Percentage change = [(370 - 215) / 215] x 100
Subtract the new number by the original number
370 - 215 = 155
155 ÷ 215 = 0.7209302325581395
0.7209302325581395 x 100 = 72.09%