99.18% is the change from 487 to 970
Calculation steps:
[( 970 - 487 ) ÷ 487] x 100 = 99.18%
Formula
Percentage change = [(970 - 487) / 487] x 100
Subtract the new number by the original number
970 - 487 = 483
483 ÷ 487 = 0.9917864476386037
0.9917864476386037 x 100 = 99.18%