69.43% is the change from 494 to 837
Calculation steps:
[( 837 - 494 ) ÷ 494] x 100 = 69.43%
Formula
Percentage change = [(837 - 494) / 494] x 100
Subtract the new number by the original number
837 - 494 = 343
343 ÷ 494 = 0.694331983805668
0.694331983805668 x 100 = 69.43%