100% is the change from 237 to 474
Calculation steps:
[( 474 - 237 ) ÷ 237] x 100 = 100%
Formula
Percentage change = [(474 - 237) / 237] x 100
Subtract the new number by the original number
474 - 237 = 237
237 ÷ 237 = 1
1 x 100 = 100%
Example