76.6% is the change from 376 to 664
Calculation steps:
[( 664 - 376 ) ÷ 376] x 100 = 76.6%
Formula
Percentage change = [(664 - 376) / 376] x 100
Subtract the new number by the original number
664 - 376 = 288
288 ÷ 376 = 0.7659574468085106
0.7659574468085106 x 100 = 76.6%